A letter of credit is usually opened by the ____.
A.issuing bank
B.confirming bank
C.advising bank
D.negotiating bank
出自:国家开放大学报关实务

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块