Tom !  You _____on the phone just now, but you _____in.

A．wanted , were

B．are wanted , are

C．were wanted , weren’t

D．called , aren’t

建设项目信息管理的( )就是通过有组织的信息流通，使决策者能及时、准确地获得相应的信息。

A．目的

B．任务

C．要求

D．原则