Activity Immediate Activity Time Predecessor(s) in Weeks A 2 B O A 4 D A, B IW E C, D 2 D, E 1. Draw the project network. 2. What is the earliest completion time for this advertising project? 18 weeks 3. What activity has the largest amount of slack? How many weeks is it? Activity C, and F have the largest amount of slack with 4 weeks each. 4. If activity D is delayed two weeks, what is the revised earliest completion time? 5. If activity C in the original problem is crashed from four to two weeks, what is the revised critical path and project completion time