To create an Activity-on-Node (AON) diagram for the original project and the project with the new activity, we need to understand the dependencies between the activities and the estimated durations. Based on the provided information, we can construct the AON diagrams as follows:



AON for the original project:





1.1.1.1 (5d)



V

1.2.0.1 (5d)

/

V V

1.2.1.1 (3d) 1.2.2.1 (6d)

/

V V

1.2.3.1 (2d)



V

1.2.3.2 (3d)

/

V V

1.2.3.3 (3d) 1.2.3.4 (3d)



V

1.3.1.1 (5d)



V

1.4.1.1 (1d)...
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