The manager of the Oak Hills Swimming Club is planning the club's swimming team program. The first team practice is scheduled for May 1. The activities, their immediate predecessors, and the activity time estimates (in weeks) are as follows:

The manager of the Oak Hills Swimming Club is planning the club's swimming team pro- gram. The rst team practice is scheduled for Ma}' 1. The activities, their immediate prede- cessors, and the activity time estimates (in weeks) are as follows: Immediate Time {weeks} Activity Description Predecessor Optimistic Most Probable Pessimistic A Meet with board l l 2 B Hire coaches A 4 6 8 (2 Reserve pool A 2 4 s D Announce program B, C l 2 3 E Meet with coaches B 2 3 4 F Order team suits A l 2 3 G Register swimmers D l 2 3 H Collect fees 1 2 3 1 Plan that practice E, H, F l 1 l 3. Draw a project network. I}. Develop an activity schedule. c. What are the critical activities, and what is the expected project completion time