20. Consider the data about project activities given in the table subsequently.

a. Create the Gantt chart. Schedule the work in such a way that each person always has only one task to perform (do not reduce the durations of activities or insert buffers as yet).

b. Indicate the critical chain.

c. Indicate where the feeding buffers should be inserted.

d. What is the difference in the lengths of the critical path and the critical chain?

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Activity Predecessor(s) Duration (Days) ABC C DEFGH D E F G H J - H AGRI C D, J E, B F 233 23224 Resources John Sue Sue & John Al Sue & Al John Ann Sue 2 AL