speeds up execution while addressing the concerns raised in the question.A$\mathrm{.}10)$ Pipelinesa$)$ List the factors that can keep a k$-$stage pipeline from providing a true k times speedup.b$)$ Why would you expect that a pipeline with more stages will usually have a larger branch penalty $($the number of cycles that no useful work is getting done$)?$c$)$ What is a data$-$dependency? Describe both what it is and state how it can slow down a pipeline.