Violation
Which of the following clinical approaches would reduce the tendency to the post-extraction complication of dry socket? 1. Post-extraction socket dressing with topical chlorhexidine. 2. Pre-extraction control of pericoronitis. 3. Use of a pre-operative mouthrinse of 0.2% chlorhexidine gluconate. 4. Use of systemic antibioprophylaxis.
All of the above.
(2) and (4)
(4) only
(1) (2) (3)
(1) and (3)