You are a project manager working on a large, complex project. you have constructed the wbs for this project, and all of the work package levels are subprojects of this project. you have requested that the subproject managers report to you in three weeks with their individual wbss constructed. which statement is not true regarding your wbs? a) the work package level is decomposed to create the activity list. b) the work package level is the lowest level in the wbs. c) the work package level facilitates resource assignments. d) the work package level facilitates cost and time estimates.