2. 
 
           
  
  
 
 

    
    
 
 
 
  
 
 
  
 
 
   

 
    
 
 
 
 
  
  

  
   
 
  
   
  

 
 

   
   

  
  


 
  


 
  

3. 

   

  
   
  
 
 
   



  

 
 

   

            

 
 
 


 
  


 
  
 
  
 
  
   
 

 
      
 

 
  

 
 

 


 
 

   


4. 

 
 
  
  
  


  
   
  

  
  

  
   

              
  
    
  
 


 
  
 
  
  
  
  
 
  
  
 
 



5. 

   
 



 

  
        
  
       

 
  
 
 
  

  
 
 
 

   
  
 


 
  
    
 

   
 

  
 
  
 
  
  
   
   
 
   


  
 

6. 

    
   
   
 
  
 
  
    
   

 
    
   

 
  
 
  
 
  
 
   

  
  

 
  
      


  
        


         
  



   


  
        
 

