Which of the following statements about the Von Neumann hardware architecture for a canonical (generic, archetypal, simplified) computer are true? (there may be more than one correct answer; select all that apply) the clock paces the CPU to fetch and execute instructions the accumulator, registers, and RAM are all forms of memory programs are data, too programs and data are stored in RAM programs must be stored in Unicode programs are stored permanently in registers in the CPU a one-bit bus is usually sufficient.