A.10B.20C.5D.50
A.50B.40C.30D.20
A.補收正當(dāng)運費B.補收應(yīng)收運費C.加收應(yīng)收運費與已收運費差額兩倍的運費D.應(yīng)補收已收運費與正當(dāng)運費的差額