QUESTION 6 The critical path for the network activities shown below is with duration Activity Duration Immediate Predecessors A 4 B 2 A C 7 D 4 A E 5 BC.D O A-D-E; 13 O A-B-E; 11 O A-B-C-D-E; 22 O A-B-D; 10 O C-E, 12