单选题 （每题1分，共16道题）
1、 [单选] 以下哪一个描述符合滚动式规划的特征？
Which of the following describes the characteristics of rolling wave planning?
- A：从工作包向上滚动到WBS更高层级的规划方法； The planning method of rolling up from the work package to the higher level of WBS;
- B：只规划一个阶段的工作，完成后滚动到下一个阶段开始新的规划； Plan only one stage of work and then scroll to the next stage to start the new plan;
- C：按照项目涉及各专业领域，完整滚动一圈来完成规划； Complete the planning in accordance with various professional fields which the project involved in;
- D：根据项目信息的不断收集，规划包变成工作包的过程。 According to the continuous collection of project information from planning packages become work packages.
正确答案：D 你的答案：D
解析：滚动式规划指的是近期工作详细描述，远期工作粗略描述，随着项目进展，获取信息越来越丰富，一次次逐渐细化的规划方法。见 6.2.2.3。