Answer:
Option D; both options A and B.
a) THE WBS IS THE BASIS FOR PROJECT SCHEDULES, BUDGETS, AND CONTROLS.
b) WORK PACKAGES ARE THE BASIS FOR PROJECT SCHEDULES, BUDGETS, AND CONTROL.
Explanation:
A work breakdown structure (WBS) is a visual tool for defining and tracking a project deliverable and all the small components needed to create it.
A work-breakdown structure (WBS) in project management and systems engineering, is deliverable oriented breakdown of a project into smaller components. A work breakdown structure is a key project deliverable that organizes the team's work into manageable sections. It is a basis for project scheduling, cost control, and project budget.
Therefore, both options A and B are true;a) THE WBS IS THE BASIS FOR PROJECT SCHEDULES, BUDGETS, AND CONTROLS.
b) WORK PACKAGES ARE THE BASIS FOR PROJECT SCHEDULES, BUDGETS, AND CONTROL.