試題詳解

32. 〝5,000 metric tons, 5% more or less at seller′s option〞等同於下列何者？
(A) about 5,000 metric tons
(B) 5,000 metric tons delivered
(C) between 4,750 and 5,250 metric tons
(D) between 4,500 and 5,500 metric tons