Activity Duration Predecessor A 9 - B 5 A C 2 A D 7 A E 1 B,C F 8 B,C,D G 6 C,D H 1 E,F,G I 3 E,F,G J 8 H,I Data for a small project is given in the following table. Day 20 (Data Date) progress report include: All activities except F, G, H, K, and L have been completed Activity F has four days left. Activity G has five days left Activity L has been reduced be one day. Activities H, K remain unchanged. a. Develop the network and carry out all time calculations including FF, TF and critical path b. Update the network and carry out all calculations including FF, TF and critical path