Which line of code inserted in the program will cause the program to output the value 9? .data W: .word 9 X: .word 4 Y: .word 5 Z: .word 14 .text MAIN: <<< INSERT CODE HERE >>> Iw $50, 0($t0) la $t1, Y Iw $s1, 0($t1) sub $a0, $50, $s1 li $v0, 1 syscall

A, la $t0, X B. la $t0, W c. la $t0, Z D, la $t0, Y