你受雇于一个政府机构来管理一具为期3年、预算达300万美元的项目。如果项目有变更需求，人就需要在每个财政年度的年底有更多的资金注入。你可以在你的项目中使用这些资金。你决定要建立一个成本变更控制系统，这样做的目的是（ ）
- A.明确什么时候向项目添加应急资金
- B.明确定义变更成本基线的程序
- C.判断成本变动发生的原因
- D.判断是否需要修改预算
正确答案及解析
正确答案
解析
成本变更控制系统包括文件、跟踪和年批准变更需要的批准级别。
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