A. Most activities are well defined and can be estimated accurately using
industrial engineering techniques.
B. Many activities have never been done in quite the same manner, under the
same circumstances, or with the same people.
C. The non-repetitiveness of the activities creates a high degree of
dependency on the motivation of workers to accomplish their work in a timely
manner.
D. B and C.
【正确答案】
D
【答案解析】为什么成本管理这么困难?
A) 大多数活动得到了很好的定义并可以使用工程技术来估计。
B) 大多数活动没有以同样的方式，在同样的环境，或由同样的人来完成。
C) 非重复性的活动高度依赖于员工按时完成工作的积极性。
D) B和C。