What is a project manager? multiple choice describes the business need (the problem the project will solve) and the justification, requirements, and current boundaries for the project. a formal, approved document that manages and controls the entire project. an individual who is an expert in project planning and management, defines and develops the project plan, and tracks the plan to ensure that the project is completed on time and on budget. involves graphically representing the processes that capture, manipulate, store, and distribute information between a system and its environment.