Why can’t I lend you my bicycle().

A.Because someone else was using my bicycle.

B.Because my bicycle was stolen.

C.Because I don’t want to lend my bicycle to anyone.

供应链必须利用（）全面规划、协调和控制链上成员的商业关系。

A.计算机网络

B.公共数据库

C.财务资料和技术资料

D.市场资料