Mention five important duties of a referee, in Athletics.

1. Has overall control of the competition and ensures the rules of athletics are followed. 2. Decides on protests and disputes on the field, with the jury of appeal. 3. Supervises the officials, such as judges, starters and timekeepers, and assigns their duties. 4. Checks that the track, field, equipment and the athletes' dress and numbers are in order. 5. Disqualifies athletes for breaking the rules, and confirms the results.