Every experts have a different answer please solve. For the following, state whether it must stall, can avoid stalls using only forwarding or can execute without stalling or forwarding.

Iw $$11,$ O$($$t$0)$

add $$11,$ $$10,$ $$10$

addi $$11,$$$11,1$

addi $$12,$$$10,2$

addl $$13,$$$10,3$

addi $$13,$$$10,4$

addi $$15,$$$10,5$

Must Stall and Forward

Can avold Stall by Forwarding

Neither Stall nor Forwarding needed

For the following, state whether it must stall, can avoid stalls using only forwarding or can execute without stalling or forwarding.

Iw $t$1,0($$t$0)$

add $ t$1,$ $t$0,$ $t$0$

addi $t$1,$ $t$0,1$

addi $t$2,$ $t$0,2$

addi $t$3,$ $t$0,3$

addi $t$3,$ $t$0,4$

addi $t$5,$ $t$0,5$

Can avoid Stall by Forwarding

Must Stall and Forward

Neither Stall nor Forwarding needed $.$