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【单选题】
设全集U={0，1，2，3，4}，A={0，3，4}，B={1，3}，则（? ∪ A）∪B=（ ）A.
{2}
B.
{1，2，3}
C.
{1，3}
D.
{0，1，2，3，4}
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举一反三
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