please show all formula and calculation

Table 1 shows the activities involving a master project that recommended for the master by research student at the Faculty of Engineering, Universiti Hang Jebat Malaysia. (a) Construct a project network diagram for Table 1 using the Arrow-On-Nodes (AON) method with all related calculations on the activities of Early Start (ES), Early Finish (EF), Late Start (LS), Late Finish (LF), and Slack (SL). (15 marks) (b) Determine the total completion time and the critical path of the project network diagram. (2 marks) (C) Discuss the impacts on the project completion, if the activity F is delayed. (3 marks) Table 1: Activity Time Estimates and Dependencies Time (days) Predecessor(s) Immediate ID Activity A Pre-Planning Planning Design Description Determine the theme Select supervisor, select team Designing the product B 80 120 N/A None Planning D 40 Design E 80 Planning F 160 G Analysis Simulation and product analysis Procurement Purchasing raw materials and standard components Fabrication Cutting, welding and manufacturing Assembly Fitting and components assembly Testing Product testing and improvement Finishing Surface finishing and product body cover 160 Design. Procurement Fabrication, Analysis Assembly H 120 1 80 Testing, Analysis