问题 选择题

已知U={1,2,3,4,5,6,7,8},A={1,3,5,7},B={2,4, 5},则CU(A∪B)= [ ]

A.{6,8}

B.{5,7}

C.{4,6,7}

D.{1,3,5,6,8}

答案

答案:A

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