Your initial discussion thread is due on Day 3 (Thursday) and you have until Day 7 (Monday) to respond to your classmates. Your grade will reflect both the quality of your initial post and the depth of your responses. Refer to the Discussion Forum Grading Rubric under the Settings icon above for guidance on how your discussion will be evaluated. Time and Cost Estimation Reflection [WLOs: 1, 2] [CLOs: 3, 4, 5] Prior to beginning work on this discussion, please review the Weekly Lecture and assigned page ranges from Chapters 5 and 7 in your textbook to gain an understanding of what goes into planning and executing projects. Then, answer the following questions in your post. Project managers are given all sorts of projects. How do project managers prepare time and cost estimates for their projects, especially when they are not familiar with the project scope? How would you prepare time and cost estimates for your project? Understanding the critical path of a project is key. How would you explain the concept of critical path to someone who may not be aware of it? How will understanding your project's critical path affect your projects overall timeline? Give references. Scholarly reference.