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A simple CPM network has three activities, A, B, and C. A is an immediate predecessor of B and of C. B is an immediate

A simple CPM network has three activities, A, B, and C. A is an immediate predecessor of B and of C. B is an immediate predecessor of C. The activity durations are A=4, B=3, C = 5. O O O A. The network has no critical path. B. The critical path cannot be determined without knowing PERT expected activity times. C. The critical path is A-C, duration 10.5 D. The critical path is A-B-C, duration 12. E. The critical path is A-B-C, duration 9.
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A simple CPM network has three activities, A, B, and C. A is an immediate predecessor of B and of C. B is an immediate predecessor of C. The activity durations are A=4,B=3,C=5. A. The network has no critical path. B. The critical path cannot be determined without knowing PERT expected activity times. C. The crical path is A-C, duration 10.5 D. The critical path is A-B-C, duration 12. E. The critical path is A-B-C, duration 9

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