please answer both parts

im sorry can you please just answer part B (the table)

ID Predecessor B C D E F G H None None AB AB DF EG Optimistica) 6 5 11 10 20 6 2 6 Duration (Time/Days) Most Likely (m) Pessimistic (b) 10 26 6 13 14 17 12 20 24 34 11 22 3 10 9 12 (0) Construct an Activity on Arrow (AOA) Network diagram and determine ES, EF, LS, LF and TFS for the Activities. State the expected completion time for the research project and the critical activities (5 marks) (0) Find the completion duration of this project to be scheduled to obtain a probability of 99% and find the probability if the project is scheduled for 65 days (4 marks) a) Briefly explain the key fundamental theory used when developing PERT analysis. State two types of Engineering Projects that you would recommend CPM/PERT method for evaluation the project (3 marks) b) A Manager of an Engineering Research Laboratory has done a Project Schedule to execute their new project. The list of activities, their predecessors, and the durations in days are given in the following Table. Please note that the probability tables are attached at the end of the