10.15 Consider a project with the following information Construct the project activity network using AOA methodology and label each noda and arrow appropriately Identify all dummy activities required to complete the network, Activity Duration Predecessors A 3 0 5 A 7 A D 3 BC E 5 B D E 4 Tec 0 2 EFG H 5 LS UF Siach EF Activity Duration 3 0 3 0 3 3 A 5 10 2 5 3 8 7 3 10 10 3 10 13 3 D 10 13 E 12 5 8 13 4 17 2 D 12 12 17 5 H