B. Execute the following MIPS instructions one step at a time, and complete the following table by writing down each of the registers changed during execution and their values after the code is executed. (5marks) .text main: od Sto, $zero, 0x6F sll $t1, Sto, 2 or $to, $zero, 0x6F sl $to, $to, 2 U Sto, 2 $t1,5 $12, $t1, $t0 beg $t2, $zero, skip addi $t1, $t2, 3 skip: I SvO, 42 Sto Step 1 Step2