The old man has two children but _____ of them lives with him.[ ]

A. neither            

B. none          

C. both            

D. all

为了促进营销目标的实现，有效激励员工，需要建立完善的（）机制。

A.营销目标考核

B.营销服务考核

C.营销过程考核

D.营销团队考核