QUESTION 7 Consider a project whose activities are listed in the table below. In order to ensure that the project is completed on time, Activity C must start, at the latest, by time: Activity Duration Immediate Predecessors A None 10 B None 2 B 2 D C 2 E D 3 F AE 4 G F 4 O a 1 Ob.2 C. 3 d.4 OOOO QUESTION 9 Consider the following project, for which activities is it possible that the slack can be greater than zero? Activity Immediate Predecessors None B A B D A E C,D F OOOOO E a. It is possible for any or all activities in this project to have slack. b. Only activities A or F could have slack, but they could not both have slack. c. It is possible for either both of activities B and C to have slack, OR for activity D to have slack. d. Only activities B or C could have slack, but they could not both have slack. e. Only activities B or D could have slack, but they could not both have slack