Violation

Which of the following is/are (a) useful guide(s) in determining a patient’s occlusal vertical dimension? 1. Appearance. 2. Phonetics. 3. Observation of the rest position. 4. Pre-extraction profile records.

(1) and (3)

All of the above

(1) (2) (3)

(4) only

(2) and (4)

Please describe the matter of abuse