Which of the following statements is true
题型：单项选择题
问题：
Which of the following statements is true about the WBS
A．The WBS is a deliverable oriented hierarchical decomposition of the work to be executed by the project team, to accomplish the project objectives and create the required deliverable
B．The WBS is an unstructured list of activities in chart for
C．The WBS is the same as the organizational breakdown structur
D．The WBS refers to the bill of material