某监理单位承担了一个信息系统工程全过程的监理 工作在应用系统建设过程中，由于工期紧张，成本有限，监理工程师按照承建单位的进度计划严格进行跟踪检查，并要求承建单位对A、B、C、D四个重要活动进行成本优化。监理工程师在检查承建单位项目经理的成本优化方案时，检查了如下网络图:
结合案例，如果全部活动均在它们各自的应急工期内完成，该项目工期为（请作答此空）和项目总成本为（ ）万元。
- A.16
- B.17
- C.18
- D.19
正确答案及解析
正确答案
解析
结合案例，如果全部活动均在它们各自的应急工期内完成，计算项目工期和项目总成本。项目工期：9+7=16周
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