【单选题】【消耗次数：1】
执行后使BX=0的同时也使CF=0，OF=0的指令是（ ）
①
A．XOR BX，BX
②
B．OR BX，BX
③
C．AND BX，BX
④
D．CMP BX，BX
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相关题目
【单选题】
已知BX=028AH，SI=0294H，(DS：051EH)=5432H。执行语句LEA BX，[BX+SI]后，BX中的内容是（ ）
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051EH
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5423H
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