Project Management: Execution and closure

Discussion Board QuestionAfter presenting the CEO with your strategy based on a successful joint meeting held with the executive director of research and development and the executive director of sales, the CEO has informed you that in fact she wants you to develop this plan according to the phases of the project management life cycle: starting, planning, executing, and providing closure for a project.In your opinion, what are the limitations of the project management life cycle theory?How would you improve the project management plans of two other project managers if you were the project manager of their respective projects? Be supportive and constructive.In your own words, post a substantive response to the Discussion Board question(s) and comment on other postings. Your response should address the DB question(s) and move the conversation forward. You will be graded on the quality of your postings, including mastery of the concept as well as critical thinking. If asked for your opinion, do not simply state that it is a good or bad idea; elaborate on your reasons and argument. Include enough detail to substantiate your thinking as well as your position on the questions or comments.Please no plagiarism I need 5 paragraphs