Q2 - The following information has been gathered for a project plan: Activity Immediate Duration (Days) Predecessor A 5+1*Your group number B 3+1*Your group number C A 4+2*Your group number D A 8+1*Your group number E B 4+1*Your group number F C 6+2*Your group number G D,E,F 5+1*Your group number H E 6+2*Your group number G,H 3+1*Your group number H 8+1*Your group number a) Construct the project network diagram using AON method. b) Calculate ES, EF, LS, LF times for each activity. c) Calculate the total slack and free slack of each activity. c) Find the critical path(s) and deduce the project duration. d) Find one merge activity and two parallel activities