Violation

Which of the following patients should be referred for orthodontic treatment to close a diastema between maxillary central incisors? 1. An 8-year old with no abnormal oral habits. 2. A 14-year old with no abnormal oral habits. 3. A 3-year old with a 4mm overjet. 4. An 8-year old with a previous thumb habit.

(2) and (4)

(1) (2) (3)

(1) and (3)

(4) only

All of the above.

Please describe the matter of abuse