Please Determine ES, EF, LS, LF, and slack for each activity and show how you get these calculations please, also Construct a network for this problem (visual flow chart) thank you!

Tom Marcus, a director of personnel at Management Resources, Inc., is in the process of designing program that its customers can use in the job tinding process. Some of the activities include preparing resumes, writing letters, making appointments to see prospective employers, researching companies, and industries, and so on. Necessary information on the activities is shown in the following table: DAYS ACTIVITY otimistic Pipessimistic m (most likely IMMEDIATE PREDECESSORS 5 2 5 c 7 D E 3 10 C.E H 7 DF