A simple CPM network has three activities, N, O, and P. N is an immediate predecessor of O and of P. O is an immediate predecessor of P. The activity durations are N = 9, O = 7, P = 5. OA. The critical path is N-O-P, duration 21. O B. The network has no critical path. O C. The critical path is O-P, duration 12. O D. The critical path is N-P, duration 14. OE. The critical path is N-O-P, duration 7.

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A simple CPM network has three activities, N, O, and P. N is an immediate predecessor of O and of P. O is an immediate predecessor
of P. The activity durations are N = 9, 0 = 7, P = 5.
O A. The critical path is N-O-P, duration 21.
O B. The network has no critical path.
O C. The critical path is O-P, duration 12.
D. The critical path is N-P, duration 14.
O E. The critical path is N-O-P, duration 7.
Transcribed Image Text:A simple CPM network has three activities, N, O, and P. N is an immediate predecessor of O and of P. O is an immediate predecessor of P. The activity durations are N = 9, 0 = 7, P = 5. O A. The critical path is N-O-P, duration 21. O B. The network has no critical path. O C. The critical path is O-P, duration 12. D. The critical path is N-P, duration 14. O E. The critical path is N-O-P, duration 7.
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