In the following code sequence, show the value of AL after each shift or rotate instruction has executed: mov al,0D4h shr al, 1 ; a. mov al,0D4h sar al, 1 ; b. mov al,004h sar al,4 ; c. mov al, 004h rol al, 1 ; d. (a) 6Ah (b) EAh (c) FDh (d) A9h