Question: A simple CPM network has three activities, D , E , and F . D is an immediate predecessor of E and of F .

A simple CPM network has three activities, D, E, and F. D is an immediate predecessor of E and of F. E is an immediate predecessor of F. The activity durations are D =4, E =3, F =8.
Answer: A
The critical path is D-E-F, duration 15.
The critical path is D-F, duration 12.
The critical path is D-F, duration 15
There are 2 critical paths
There is no any critical path

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