Due to shortage of resources, a project manager has made a decision in a 3-year construction project to develop a partial work break down structure (WBS) in the beginning of the planning phase. The WBS will be expanded as more information is known in the near term. What should the project manager do if a key resource criticizes her decision to develop the partial WBS?
A. Ignore the resource's comments
B. Remove the resource from the project
C. Re-develop the complete work breakdown structure for all 3 years
D. Explain to the resource about the Rolling wave planning