15. what is the value of AH after execution the 16. Which of the following code set tio following instructions? first and the last bit of the register BX MOV AL, 15 MOV AH,15 XOR AL,AL MOV CL,3 SHR AX,CL NEG AH a. OR BX, 8001H b. AND BX, 8001H c. OR BX, 700EH d. AND BX, 700EH a) FEH b) FFH c) 01 d) OEH