Task 4 Directions: The following is a list of terms related to the supply chain. After reading it, you are required to find the items equivalent to these given in Chinese in the table below. Then you should mark the corresponding letters with a single letter through the center in order of the numbered blanks, 51 through 55, on the Answer Sheet. AAcquisition cost B — Actual costs C — Arrival notice DBalance of trade E Bill of lading number F ― Buyer behavior Gash conversion cycle H ― Certificate of origin I ― hain of customers J — redit level K ustomer relationship management L Duty free zone M ― Electronic commerce N Free trade zone O~Indirect cost P — Minimum weight Q ― Net weight 51 、 买方行为 自由贸易区 52 、 净重 顾客链 53 、 电子商务 间接成本 54 、 贸易平衡 客户关系管理 55 、 免税区 实际成本