2. You have to manage a project with activities and their respective durations as listed in the Table below: Table 1: Project Data for Construction of Precedence Diagram Immediate Duration Predecessor months None 2 4 2 2 , C 4 , E 6 4 , E, F 2 , H 6 , F 6 , I, J 4 a) Construct a precedence diagram to analyse your project. b) What is the project duration? c) What are the critical activities? d) Show the critical path on your precedence diagram. e) When is the latest time that activity G must be completed in order that the project is not delayed? f) When is the earliest time that activity D can possibly be completed? 9) What is the free oat for activity E with respect to activity H