能将AL最低位移入CF标志位的指令是________。

A.shl al, 1

B.shr al, 1

C.sar al, 4

D.sal al, 1

A.shl al, 1

B.shr al, 1

C.sar al, 4

D.sal al, 1

A.rcl al, 1

B.rcr al, 1

C.ror al, 1

D.rol al, 1

A.rcl al, 1

B.rcr al, 1

C.ror al, 1

D.rol al, 1

A.rcl al, 1

B.rcr al, 1

C.ror al, 1

D.rol al, 1

A.rcl eax, 1

B.rcr eax, 1

C.ror eax, 1

D.rol eax, 1

A.shl ebx,1

B.rcl ebx, 1

C.rol ebx, 1

D.sar ebx, 1

A.shl ebx,1

B.rcl ebx, 1

C.rol ebx, 1

D.sar ebx, 1

A.MOV AL，00H

B.XOR AL，AL

C.SUB AL，AL

D.AND AL，00H

A.标志位CF=1,表明运算结果出错

B.SBB AL,0100H

C.DEC AL

D.ADC AL,1F0H