please answer C only please need only question C answer please c c c

ABC Developers is coordinating the construction of an office complex. As part of the planning process, the company generated the following activities listed in Table 04.1. The table shows the details of the project activities and times estimated in weeks and the cost per week for each activity Table 24.1: Activities, immediate predecessor, activities duration, and cost per week Immediate Predecessor Activity A B D E F G H 1 J K A B A.B AC D A, E, F GD GD E,F,G, HI Time (Week) 4 3 2 9 3 4 2. 7 4 4 9 Cost (RM/week) 1500 2300 2600 1900 3000 1000 2300 1200 2700 1400 2100 2. Draw the project network diagram. (5 marks) b. Identify the critical path activities, expected time to complete the project, slack time for each activity and estimate the expected total cost of the project. (10 marks) c. Using the results in parts (a and b), assume that the manager can reallocate the resources. This reallocation will reduce the expected time for activity K to seven (7) weeks, but will increase the total time for the activity G to three (3) wecks and activity A to six (6) weeks. Evaluate the project in terms of total completion time and cost. (10 marks)