16) The relationship between the critical path method (CPM) and project evaluation and review technique (PERT) is: PERT requires the use of the critical path, but CPM does not require PERT They are independent because each can be done without the other CPM requires PERT, but PERT does not require the use of CPM They are complementary because they each require the other CPM usually takes longer because it ignores optimistic and pessimistic times They are adversarial methods that you can use to check each other