a$.$ If the only thing we need to do in a processor is fetch consecutive Instructions, what would the cycle time be$?($Box $1)$b$.$ What would the cycle time be for "bec" instruction?$($Box $2)$Note: Answers are cycle time that means they have the unit inmilliseconds$/$nanoseconds$/$picoseconds$.$ Please specify the unit of your answer at the end with a space.For eg$.$ If your answer is $782$ nanoseconds, you would type $"782$ ns$"$ in the answer box below. If your answer is $120$ picoseconds, you would type $"120$ ps$"$ in the answer box below.