单项选择题
74X85当输入ALTBIN=1AEQBIN=0AGTBIN=0A3A2A1A0=1000B3B2B1B0=0111时,输出为()。
A.ALTBOUT=1AEQBOUT=0AGTBOUT=0
B.ALTBOUT=1AEQBOUT=1AGTBOUT=0
C.ALTBOUT=0AEQBOUT=1AGTBOUT=1
D.ALTBOUT=0AEQBOUT=0AGTBOUT=1
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