The BP A Distribution Company has obtained exclusive rights, nationwide, for the sale of a new product. They want to plan its introduction and set up a plan for inventory control. The following table shows the required steps for this project. A B Activity Laboratory Tests Home Tests Time Req. (weeks) 3 Predecessors none ( D E Design Ad Campaign Implement Ad Campaign Test Market 6 A 5 A. B 4 6 F C B G H Decide Whether to Continue Ship Supplies to Warehouses Deliver to Retail Outlets 7 E 3 F 3 D, G Draw an activity-on-arrow diagram representing this project