Violation

Loss of a permanent maxillary first molar may result in 1. distal drift of the adjacent premolar. 2. mesial drift of the adjacent molar. 3. overeruption of the opposing tooth. 4. increase in overbite.

(1) (2) (3)

(1) and (3)

(2) and (4)

(4) only

All of the above

Please describe the matter of abuse