单项选择题
A.11010100B.00101011C.10100110D.01010011
A.00010010B.10010010C.10010001D.11101110
A.1VB.2VC.3VD.4V
A.A’+AB+B’DB.(A’+B)(B’+C ’)C.C+B+B’CD.(A’+B’)(A’+C)
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