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Roger Ginde is developing a program in supply chain manapement certification for managers. Ginde has listed a number of activities that must be completed before a trairing propram of this nature could be conducted. The activitios, immodite predecessors, and times appear in the acoompanying table: This exercise contains only part a a) The correct precedence diagram for the propect is shown in training program of this nature could be conducted. The activities immediate predecessors, and times appoar in the accompanying table: This exercise contains only part a. a) The correct precedence diagram for the project is shown in