PMP考试

根据网考网考试中心的统计分析，以下试题在2018/7/16日PMP考试习题练习中，答错率较高，为：85%
【单选题】 a common way by which executives provide the project manager with written authority is through:
a. a common job deｓcription for all project managers
b. an appointment letter
c. a project charter
d. all of the above
e. b and c only

网考网参考答案：E，答错率：85%
网考网试题解析：
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