完成4IH送(2100H)、42H送(2101H)的正确程序段是______。 A. MOV AL, 4IH MOV (2100H),AL INC AL MOV (21
A.A. MOV AL, 4IH MOV (2100H),AL INC AL MOV (2100H), AL
B.B. MOV SI,210 0H MOV(SI), 'A' INC SI MOV(SI), 'B'
C.C. MOV AX, 4142H MOV (2100H),AX
D.D. MOVAX, 'AB' MOV (2IOOH), AX