Question 3 3.1 You have been appointed as a project leader of a project to be undertaken by your company. During the planning stage, you have identified the following tasks and their relative time estimates. Both the tasks and time estimates are tabulated below. (20) Task Preceding task Succeeding task Time (workdays) A B D E F G F DE F G G E B B.F AC D.E 3 1 2 5 2 4 3 Use the given information to do the following: 3.1.1 Construct a project network diagram. (10) 3.1.2 Determine all the paths through the diagram and their duration, (8) 3.1.3 Determine the critical path and its duration (2) 2)