Activity Duration (days) Description Preceding Activity(ies) 3 5 Create script for advertisement Book technical crew Book actors Create props and costumes Book location Filming and editing A B, C 4 6 DE a) b) c) d) 1 2 3 4 How many critical paths are there? a) 0 b) 1 c) 2 d) 3 Which activities have slack? a) BC b) CD c) BE d) CE What is the slack for activity B? a) 0 b) 1 c) 2 d) 3 What is the expected duration of this project? a) 12 b) 14 c) 16 d) 17 e) 18