Planning Exercise A project has been defined to contain the following list of activities along with their required times for completion. ActivityImmediate Activity Time (wks) Predecessors Number 2 4 Collect requirements rocesses Analyze data Design processes Design data Design screens Design reports Program Test and document Install 2 2 3 3,4 6,7 10 8,9 Draw a network diagram for the activities (in MPP file) b. a. Calculate the earliest expected completion time (your project starts today) - when should it be completed? c. What activities are on the critical path? d. What would happen if activity 6 were revised to take 6 weeks instead of 2 weeks? e. Construct a Gantt chart for the project keep activity 6 at 2 weeks, not 6. (in MPP file)