(2013·天津，4)—Mary's been offered a job in a university，but she doesn't want to take it.

—________？It's a very good chance.

A．Guess what

B．So what

C．Who cares

D．But why

上海恒嘉贸易公司按CIP条件和信用证付款方式订立进口货物合同，以下各项中，( )不属于该公司应履行的义务。

A．办理货物运输保险
B．租船或订舱
C．申请开立信用证
D．付款赎单