风险应对措施可分为：（）

为了区别项目中使用的无效和低效政策、过程和程序，你应进行()。

To assist in budget control, it is suggested that the estimate occur at the _______ level of the WBS.

以下哪一项，关于运营的描述是正确的？

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