Annella Edwards is responsible for developing a supervisory training programme for the company. The following table shows the relationships between the activities that must be completed, along with estimates of the durations in days. Tahle 1. Artivitu Timps and Pradprpsenre You are required to help Prudence, her abled assistant to carry out the following tasks: i. Prepare a network diagram. (4 marks) ii. Calculate and show in a table or otherwise, the project activity schedule (ES, EF, LS, and LF) as well as activity time and slack. (10 marks) iii. Identify the activities, which if delayed, will delay the entire project. (3 marks) iv. Determine the critical activities and hence the critical path for this project. (2 marks) v. Determine the expected completion time for the project. (2 marks) vi. Prudence, when asked by Annella, advised her that the time in PART (V) is the longest time the project is likely to take. Comment on the accuracy of the information provided by Prudence to Annella. (4 marks)