The young man was glad that his experience as a cook in the army finally ____.[ ]

A. paid off

B. paid for

C. paid up

D. paid back

在企业能给员工提供的精神待遇中要注意满足员工的环境需要，这里的环境需要主要指（）。

A.员工个人的安全感

B.企业的管理

C.企业人际关系状况

D.以上三项