In this question, we examine how data dependences affect execution in the basic $5-$stage pipeline for code below

sub $t$0,$ $t$1,$$t$5$

lw $t$0,0($$t$1)$

add $t$2,$ $t$0,$$t$6$

add $t$7,$$t$2,$$t$0$

Assume the following cycle times for each of the without forwarding and full forwarding.