consider the set of activities, duration (in days), and predecessors for a project given below.
Activity A B C D E F G H I J K
Duration 9 12 3 4 5 9 8 3 6 9 1
Predecessors - A A B,C C B D F,D G H,I E
a) Develop a network diagram representation for the project.
b) Determine the critical path.
c) Determine he float time for all activities that are not on the critical path.