项目工作排序的最终结果是()。

以下哪一条能最好地描述在信息有限的情况下做出的成本和时间估计？（）

精确而没有偏见的数据对定性风险分析是基本的。你应该使用以下哪一条来确定对项目风险理解的程度？（）

Who determines the requirements of a new project？

While preparing your risk responses, you realize that you have not planned for know risk events . You need to make adjustments to the project to compensate for unknown risk events . These adjustments are based on your past project experience when unknown