Based on the book, Kerzner, H. (2017). Project Management: A systems approach to Planning, Scheduling, and Controlling (12th ed.). or in PMBOK 7th Edition, answer the below question: Which would not be a responsibility of a Project Management Office? a. Identify project trends and issues for management's attention b. Maintain and support project management software c. Provide resources to assist with planning d. Calculate actual costs for individual projects