IMMEDIATE time estimate Activity Predecessor (weeks) Activity A 4 B 7 3 D 6 E B 4 F B 7 G 6 H E 10 I D 3 J F, G 4 K H, I 2 ii) 111) Draw the network diagram using AOA or AON method. [5] Specify all the paths from the network diagram and determine the critical path. [5] Find out Early Start (ES), Early Finish (EF), Late Start (LS) and Late Finish (LF) time for each activity in the network diagram [5] Calculate either the Free Float time of each non-critical activity and Total float time. [5] iv)