For the problem below, show your work and steps taken for problem solution clearly. Responses not including a clear work/steps of the solution can receive only partial credit, if the results are correct. F 12 Start B 5 Finish E a) (2.8 pts. Accuracy) Devise a PERT chart by calculating and showing on the diagram the Early and Late Start and Finish times, b) (0.7 pts. Accuracy) Note the slacks on each activity. c) (0.75 pts. Accuracy) Determine the critical path, make the proper indications on the diagram and note here which is the critical path. d) (0.75 pts. Accuracy) Report on the estimated completion time of the project. e) (2 pts. Clarity of Writing) Please briefly explain the significance of the slacks, how can these be used