(solve part d) what is the slack time for each of the activities?

Roger Ginde is developing a program in supply chain management certifcation for managers. Ginde has listed a mumber of activities that must be comploted before a training program of this natur could be conducled. The achilies, immediate prodecessors, and times appoar in the accompanying table. This exercise containg only parts b, ch and d b) The citical a thivilies for the loadership training program developmont project are c) The progect length for the loadership training program development project = 30 days d) Slack tinve for each of the activites is