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: X Activity Immediate Predecessor(s) A B B E AD G E, F Time (days 4 5 2 10 3 6 8 Please copy and paste data from text area below. Selected delimiter: Tab Activity Immediate Predecessor(s) 4 5 2 D B 10 A, D 3 F 6 G E, F 8 This exercise contains only parts b, c, and d. b) The critical activities for the leadership training program development project are B-D-E-G. c) The project length for the leadership training program development project = 26 days. d) Slack time for each of the activities is: Slack Time Activity A Done