单项选择题 A milestone is a significant () in a project.

单项选择题 依据项目变更管理流程，项目中的正式变更手续应该由（）来进行审批。

单项选择题 In project management , a (73) is a listing of a project’s milestones, activities, and deliverables, usually with intended start and finish dates. Those items are often estimated in terms of resource (74) ,budget and duration, linked by dependencies and scheduled events.