单项选择题 ( )is the process of managing procurement relationships , monitoring contract performance, and making changes and corrections as appropriate,and closing out contracts.

单项选择题 ()不属于评估业务流程实施效果的关键指标。

单项选择题 The( )is a hierarchical decomposition of the total scope of work to be Carried out by the project team to accomplish the project objectives and create the required deliverables.