Can i please be assisted with question 2 below

Question 2 SHIKONGO BUILDING CONSTRUCTION COMPANY A schedule was developed for a project to do some installations in a factory building. The project is a rush job and the contractor has agreed to schedule the work on a single shift basis but will work seven days per week until the job is done. The project is to begin on May 1 Activity Description Immediate Predecessors A Building of Internal components - - B Modify roof and floor A C Construct Collection stack A D Pour concrete and install Frame B E B F D Build high-temperature burner Install Pollution control system Install air pollution device Inspect and Test G E H F, G a. Use the above activities to develop an AON network diagram With the following activity durations: b. i. A = 2wk ii. B = 5wks III. C = 5wks iv. D = 3wks V. E = 7wks vi. F = 5wks vii. G = 5wks viii. H = 6wks EGY Calculate the Earliest Start (ES), Latest Start (LS), Earliest Finish (EF) and Latest Finish (LF) and insert in your network diagram. A C. Compute the slack or free time for all activities d. Illustrate the critical path for the activities. e. f. g. What date of the month can the project be completed at the earliest? What date of the month can the project be completed at the latest? Which date and month will be the earliest start for activity D? Which date and month will be the earliest finish for activity D? Which date and month will be the latest start for activity G? Which date and month will be the latest finish for activity G? h. 1. j. 30 marks Question 3 Discuss the various types of methods for estimation of project cost and time. What are the conditions that dictate the preference for each of the methods.? 20 marks Question 4 You are planning a new project that includes 5 team members and 5 activities. These 5 team members are the project manager, assistant, consultant, engineer and legal adviser, while the 5 activities are named as an activity A, activity B, activity C, activity D and activity E. The