stephen hall is developing a program in supply chain management certification for managers. hall has listed a number of activities that must be...

stephen hall is developing a program in supply chain management certification for managers. hall 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 .Activity Immediate predecessor(s) Time (days)272104510This exercise contains only parts, b, c, and d.- 2.