DO NOT USE CHAT GBT PLEASE $,$ITS WRONG ii$)$ Assume the clock rate of the CPU is $2$ GHz$,$ where every step requires a number of clock cycles $($cc$)$ as shown in the table below. Calculate the execution time $($in ns$)$ for all instructions mentioned above.

a$)$ ADD R$2,$ R$3,$ R$0$

b$)$ MOV R$8,$ #$7$

c$)$ LOAD R$3,$ M$[$C$]$