7. A project have the following list of activities. Construct the full The Network Diagram and find the critical path, and the project duration. In your diagram you need to calculate all the activities information (ES, EF, LS, LF, and Float) Activity A B C D E F G H Predecessor A A B B C, D D E, F, G Duration (weeks) 5 7 8 5 7 9 6 4