单选题
There are four main methods of securing payment in international trade: (1) payment under documentary credit (2) open account (3) collection that is documents against payment or acceptance of a bill of exchange (4) payment in advance From an exporter's point of view the order of preference is ______. A. (1), (2), (3), (4) B. (4), (3), (1), (2) C. (4), (I), (3), (2) D. (2), (4), (1), (3)