Functional managers are key individuals who play a management role within an administrative or functional area of the business. The functional manager may provide:
A. Approval of funds for the project
B. Components or services through a contractual agreement
C. Specialized expertise or fill a specialized role as business partners
D. Subject matter expertise or services to the project
Correct answer is D.
Functional managers head a function: Human Resources, Finance, Accounting, or Procurement, etc. Functional managers provide expert judgment, resources, and other services for the success of the project.