PMP考试

根据网考网考试中心的统计分析，以下试题在2019/2/27日PMP考试习题练习中，答错率较高，为：69%
【单选题】the reason that cost management is so difficult in project management is that:
a. projects by definition and nature are non-recurring events and are therefore difficult to predict.
b. there are no tools for identifying project tasks.
c. project managers do not care about tracking costs, as only schedules are important to all project managers.
d. a and b only
e. b and c only

网考网参考答案：A，答错率：69%
网考网试题解析：
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