单项选择题
A.the supercargo's
B.the shipper's
C.the merchant's
D.the consignee's
单项选择题 The securing systems for containers were developed to prevent container movement during which ship motion?（）
单项选择题 The release of the attached ship can（）only by provision of bail，usually a very large sum.
单项选择题 The period of your（）onboard the vessel as Captain is 8 months from the date of your flight if you are joining a vessel outside the country.