Below are the project steps for the creation of a television advertisement for Foolio, which is a new energy drink that the musician Coolio has created. Consider the following data for questions 1 to 5: Activity Duration (days) Description Preceding Activity(ies) A 6 B 4 A IC c 4 Create script for advertisement Book technical crew Book actors Create props and costumes Book location Filming and editing D 3 B, C c | 5 DE How many paths are there through this network? 2 3 4 - How many critical paths are there? 0 01 2. 3 Question 16 Which activities have slack? B E OF What is the slack for activity B? 0 1 02 > Question 18 What is the expected duration of this project? 19 20 O 21 o 22