若行列式D=(a11 a12 a13)(a21 a22 a23)(a31 a32 a33)=4，则行列式D1=(2a11 a12 a12)(2a21 a22 a23)(6a31 3a32 3a33)=?    (A)=4 (B)=23 (C)=32 (D)=48.这是单选题，选哪项？ There should be exactly 4 paragraphs separated by the markdown divider: ***.
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