题目：
Which of the following is the most common non-behavioral reason for projects being completed behind schedule and going over budget ？（）
A．Selecting a wrong person as the project manage
B．Selecting a wrong person as the sponso
C．Accepting a high-risk projec
D．Inadequately defined requirement
答案：
参考答案：D
解析：
下列哪项是最常见的导致项目进度落后、成本超支的非行为原因 A) 选择了错误的人当项目经理。 B) 选择了错误的人当发起人。 C) 接受了高风险的项目。 D) 不适当的需求定义。 需求如果没有定义好，范围如果不明确，会导致项目出最大的问题。
