16. Assume you have project with the following information : Activity A (Duration = 1, Predecessor = None). Activity B (Duration = 2, Predecessor = A), Activity C (Duration = 2, Predecessor = B), Activity D (Duration = 4, Predecessor = B), Activity E (Duration = 1, Predecessor = B), Activity F (Duration = 5, Predecessor = C, D, E), the duration of the project is: * 05 (1.5 Points) 7