A new project manager has asked you for advice on creating a work breakdown structure. After you explain the process to him, he asks you what software he should use to create the WBS and what should he do with it when he is finished creating it. You might respond that it is not the picture that is the most valuable result of creating a WBS. It is:
A、a bar chart.
B、team buy -in.
C、activities
D、a list of risks