If E is the duration, ES and EF are die earliest start and finish times, LS and LF are latest start and finish times, then the following relation holds good

Correct Answer: All of the above
If E is the duration, ES and EF are die earliest start and finish times, LS and LF are latest start and finish times, then the following relation holds good
- EF = ES + D
- LS = LFD
- LF = LS + D