<p> 阅读下列程序段,注释指令中计算符LENGTA的取值. <br /> DATA     SEGMENT <br /> A        DW     10 DUP(?), 1234H,  20 DUP(?) <br /> B        DB    ‘ABCDEF’,6 DUP(?) <br /> C        DW     10, 20 DPU(?) <br /> D        DW     5 DUP(3 DUP(2),5) <br /> DATA     ENDS                ┆ <br /> ①       MOV     AX, LENGTH  A <br /> ②       MOV     BX ,LENGTH  B <br /> ③  &
A、阅读下列程序段,注释指令中计算符LENGTA的取值.
B、DATA SEGMENT
C、A DW 10 DUP(?), 1234H, 20 DUP(?)
D、B DB ‘ABCDEF’,6 DUP(?)
E、C DW 10, 20 DPU(?)
F、D DW 5 DUP(3 DUP(2),5)
H、DATA ENDS ┆
I、① MOV AX, LENGTH A
J、② MOV BX ,LENGTH B
K、③ MOV CX ,LENGTH C
④ MOV DX ,LENGTH D