Construct an activity-on-branch given in the following table: A B C Activity Predecessors --- --- Duration (days) 5 --- network from the precedence relationships of activities in the project K L M N E,K H,I,L F,G D,J 5 1 4 5 D A 2 E A 6 F G A B 4 3 1 7 a- Determine the critical path. b- Determine the completion time of the project. H B 2 c- Set a table to determine the free, independent, and total float d- Draw the Time Scaled Network Diagram. I C 6 J F,G 4