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Question 21 4 pts Answers questions 21-24) Based on the following project network diagram, which provides activity precedence information and durations (in weeks), find the critical path. B, 2 E, 6 G5 A, 5 H, 3 C, 4 D, 8 F, 4 OAB EG-H O A-C-E-GF-H O A-B-D-F-H O AC-D-FH O AC-E-G-H Question 23 4 pts Suppose you want to shorten the project completion time by 1 week and you have the option of shortening one of the activities below by 1 week. Which would you shorten? Activity B Activity E Activity F Activity G None of the above Question 24 4 pts A one-week delay in any of the following activities will not delay the completion of the project. Activity A Activity B Activity C None of the above All of the above