单项选择题
A.credit;proformainvoice B.credit;purchase order C.customs declaration form;proforma invoice D.customs declaration form;purchase order
A.提前装船;背书;包租(船) B.背书;,提前装船;包租(船) C.包租(船);背书;提前装船 D.包租(船);提前装船;背书
A.cost and freight;insurance and freight B.insurance and freight;free on board C.free on board;cost and freight D.free on board;cost,insurance and freight