假设(DS)=1000H,(DI)=0400H,(10410H)=00H,下列指令执行后使(AX)=0420H的指令是( )。A.LEA AX,20[DI]B.MOV AX,OFFSET DIC.MOV AX,20[DI]D.LEA AX[DI]
假设(DS)=1000H,(DI)=0400H,(10410H)=00H,下列指令执行后使(AX)=0420H的指令是( )。
A.LEA AX,20[DI]
B.MOV AX,OFFSET DI
C.MOV AX,20[DI]
D.LEA AX[DI]
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