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Let P={−1}P = \{-1\} and Q={−7,−5,−3,−1,1}Q = \{-7, -5, -3, -1, 1\}. What is P∪QP \cup Q?\newlineChoices:\newline(A) {−7,−5,−3,−1,1}\{-7, -5, -3, -1, 1\}\newline(B) {−1}\{-1\}\newline(C) {−7,−5,−3,1}\{-7, -5, -3, 1\}\newline(D) {−5,−3}\{-5, -3\}

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