A Moving to another question will save this response. Question 6 A company must perform a maintenance project consisting of seven activities. The activities, their predecessors and their respective time estimates are presented below Immediate Activity Designation Predecessor Time in Days Break down both machines A None 3 Clean machine 1 B A 3 Clean machine 2 A 3 Re-set machine 1 D B 4 Re-set machine 2 E C 2 Re-calibrate both machines F D and E 1 Final test G 2 Using the Single Time Estimate CPM procedure, which activities make up the critical path? O A, B, D, F, G A, C, E, F, G O A, C, B, F. E O A DE O None of the above A Moving to another question will save this response Type here to search O