Section: Volume B
Explanation
Explanation:
Project managers have the highest level of power and authority in a projectized organization. They also have high levels of power and authority in a strong matrix; however, a matrix organization is a blend of functional and projectized organizations, and therefore, the project manager does not have quite the same level of authority as they would in a projectized organization.

Section: Volume A
Explanation:
Process: 5.4 Create WBS
Definition: WBS is the process of subdividing project deliverables and project work into smaller, more manageable components.
Key Benefit: The key benefit of this process is that it provides a structured vision of what has to be delivered.
Inputs
1. Scope management plan
2. Project scope statement
3. Requirements documentation
4. Enterprise environmental factors
5. Organizational process assets
Tools & Techniques
1. Decomposition
2. Expert judgment
Outputs
1. Scope baseline
2. Project documents updates

Section: Volume C