Construction Planning and Management
Assertion (A): Activity 57 is critical.Reason (R): Earliest finish time and latest finish time for events 57 are same

Both A and R is incorrect
Both A and R is correct
R is correct but A is not correct
A is correct but R is not correct

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Construction Planning and Management
Pick up the correct statement from the following with regards to C.P.M. network analysis of projects

All listed here
Earliest occurrence time of the event from which the activity arrow' originates, is called earliest start time of the activity
The latest occurrence time of the node of which the activity arrow terminates minus the duration of the activity, is called latest start time
The latest occurrence time for the node at which the activity arrow terminates, is called latest finish time

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