A project manager is using Project Network Diagram to perform critical path analysis. The diagram is represented as shown in Table 1 Activity number Activity name Duration in hours Predecessor 1 Date/Location 1 Hotel booking 25 Arrival 15 On-site offers On-site program D | e WM Send info to participants 7 Approval 8 Event start 5 7 a) Draw a network diagram (AOA) and (AON) representing the project