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=8
A) The critical path is A-B-C, duration 15.
B) The critical path is A-C, duration 12.
C) The critical path is A-B-C, duration 13.5
D) The critical path cannot be determined without knowing PERT expected activity times.
E) The network has no critical path.
A
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