Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate predecessors, and times appear in the accompanying table. Immediate Predecessor(s) Activity . B D E F Time (days) 3 6 2 10 5 6 12 B AD EF G Figure 2 This exercise contains only part a A a) The correct activity-on-node (AON) diagram for the project is shown in Figure 1. Figure 3. Figure 2 Figure 3