Jackson who was famous for his high energy performances _________ during the Democratic National Committee benefit concert, A Night at the Apollo once.A.was performedB.performedC.performingD.was performing
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B解析2002年，以活力四射的表演而闻名的杰克逊在民主党全国委员会义演音乐会“阿波罗之夜”上表演。performed作谓语，一般过去时。