*******PLEASE, show your work for b.

Suppose you are deciding on whether to crash a project's activities and you have the following information: You also have the following cost information about the activities: Note. The asterisks identify the activities that are part of the critical path. a. Construct the project's network. What is the project's duration? Which activities have slack time? What is the critical path? b. Identify the sequencing of the activities to be crashed in the first four steps. Which critical activities should be crashed first? Why? c. After four iterations involving crashing project activities, what has the critical path shrunk to? d. Assume a project penalty clause kicks in after 19 weeks. The penalty charged is $5,000 per week after 19 weeks. How would this information affect your decision to crash the project