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【单选题】
根据下表所示，该股票上日收盘价为12.18元，则股票在上海证券交易所当日开盘价及成交量分别是（ ）。 某股票某日在集合竞价时买卖申报价格和数量A.
12.18元，350手
B.
12.18元，500手
C.
12.15元，350手
D.
12.15元，500手
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