Earned value technique is used in which process

A) Direct and manage project execution.
B) Monitor and control project work.
C) Integrated change control.
D) Develop project management plan.

人口因素是个人消费者市场最为常用的细分依据。因为人口状况将直接影响保险公司的（）。

A.市场竞争状况

B.市场细分

C.营销战略

D.产品结构