I need help with Part B of this question and Please show the process of work to complete the question.

Question $4.$ Given the following set of instructions, answer the questions below:

$1w$$$t0,0($$$s1)$

add $$s0,$$$t0,$$$t1$

sub $$t2,$$$s0,$$$s1$

a$.[10$ points$]$ Assuming a $5-$stages $($ID$,$ ID$,$ EX$,$ M$,$ WB$)$ pipelined processor has no forwarding, populate the

following pipeline diagram using the compact notation. Use $S$ for stalls.

b$.[10$ points$]$ Assuming a $5-$stage $($ID$,$ ID$,$ EX$,$ MEM, WB$)$ pipelined processor has full forwarding, populate the

following pipeline diagram using the compact notation. Use $S$ for stalls. Show the forwarding using line$($s$).$

This what I was provided with if need be I can provided a screenshot of a datapth for privous question