Following data refers to the activities of a project, where, node 1 refers to the start and node 5 refers to the end of the project
|
Activity
|
Duration (days)
|
|
1-2
|
2
|
|
2-3
|
1
|
|
4-3
|
3
|
|
1-4
|
3
|
|
2-5
|
3
|
|
3-5
|
2
|
|
4-5
|
4
|
The critical path (CP) in the network is
(a) 1-2-3-5 (b) 1-4-3-5
(c) 1-2-3-4-5 (d) 1-4-5