Project Integration Management is one of the nine Project Management Knowledge areas. It comprises the following processes: 
Develop Project Charter 
Develop Preliminary Project Scope Statement 
Develop Project Management Plan 
Direct and Manage Project Execution 
Monitor and Control Project Work 
Integrated Change Control 
Close Project 
These processes occur throughout the project and are repeated quite often during the working of the project. They ensure that the various elements of the project are properly coordinated. What are the Project Management Knowledge Areas? The Project Management Knowledge Areas are groupings that bring together processes that have things in common. For example, Resource Planning, Cost Estimating, Cost Budgeting, etc., are part of the Project Cost Management knowledge group. These processes may or may not be part of different or same process groups. Guide to the PMBOK identifies forty- two processes that are arranged in nine knowledge areas. The knowledge areas are as follows: 
Project Integration Management 
Project Scope Management 
Project Time Management 
Project Cost Management 
Project Quality Management 
Project Human Resource Management 
Project Communications Management 
Project Risk Management 
Project Procurement Management 
Answer option A is incorrect. Quality Assurance is a part of the Project Quality Management knowledge area.