Please include references thanks

Directions: Choose a set of questions 1 or 2 below. From your experience and from knowledge gained from your readings, post responses to that set of questions. Please indicate in your post which set of questions 1 or 2 you are responding to, SET 1: How does the Work Breakdown Structure relate to the cost management? What is Earned Value, and how can it help estimate whether a project is ahead/behind schedule or over/under budget? What are some of the types of contracts that may be used for procurement? Thinking about the project your group selected this semester, what contract type might work best, if your software, resources, and project team were outsourced