b$.$ XYZ Company has started working on their newest project and prepared the following table containing activities, predecessors of activities, and their respective durations. Prepare the PERT chart $($diagram$)$ showing all activities and durations for the project based on the information presented in the table. c$.$ Use the PERT chart to

i$.$ work out the critical path and identify the critical path activities. ii$.$ discuss how a delay on the critical path would impact the project.