关于WBS的描述，不正确的是：（ ） 。
- A.WBS必须且只能包括100%的工作
- B.WBS的元素必须指定一个或多个负责人
- C.WBS应该由全体项目成员、用户和项目干系人一致确认
- D.分包出去的工作也应纳入WBS中
正确答案及解析
正确答案
B
解析
WBS中的元素必须有人负责，而且只由一人负责，实际上可能由多个人参与。
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