Network Diagram As a project manager, you are responsible for a new facility development project. You have determined the following activity dependencies. Activity A has a duration of 3 days. Activity B is a successor to Activity A and has a duration of 3 days. Activity C is a successor to Activity A and has a duration of 7 days. Activity D is a successor of Activity B and has a duration of 2 days. Activity E is a successor of both Activity C and Activity D and has a duration of 6 days. Activity F is a successor of Activity D and has a duration of 9 days. Activity G is a successor of both Activity E and Activity F, has a duration of 8 days. Activity H is a successor of Activity G ad has a duration of 7 days. The project is finished once activity H is completed. A. What is the project duration? a. 30. b. 22. c. 32. d. 34