All people,           they are old or young,rich or poor,have been trying their best to help those in need

since the disaster.

A. even if

B. whether    

C. no matter

D. however

针对机构客户，银证三方存管业务提供（）交易渠道。

A.柜台、网上银行、电话银行

B.柜台、电话银行

C.柜台、网上银行

D.柜台、客户经理