Develop the network activity chart and identify the critical path for a project based on the following information. Redraw the activity network as a Gantt chart. What is the expected duration of the project? Activity Expected Duration Predecessors A 5 days — B 6 days A C 2 days A D 4 days A E 6 days B, C F 6 days D, E G 12 days F H 4 days G I 6 days F J 7 days H, I