What Process Groups mentioned in Process Groups: A Practice Guide can you use to tailor and create your own project management life cycle?

a. Initiating, Budgeting, Scheduling, Testing, and Deployment

b. Market Study, Product Design, Product Build, Product Launch, and Product Improvement

c. Planning, Closing, Monitoring and Controlling, Initiating, and Executing

d. Sales, Marketing/Advertising, Project Management, Risk Management, and Administration