I need help with the last three lines of this code. The first three lines are correct. Options include mul, addi, jr, jal, j.

CHALLENGE ACTIVITY 3.1.1: Call and create subroutines. Jump to level 1 Write the Y Value subroutine to compute y = x2 + 6. $to is the subroutine argument x. $t1 is the subroutine return value y. addi Sto , Szero , 3 Registers $t00 $t10 jal ) Yvalue j Done YValue: mul , mul , mul , Done: Sto Sto $t0 , $t0 , $to ,$t0 , Stor , Sto , ,$to