Violation
Which of the following is/are common to both gingival and periodontal pockets? 1. Apical migration of junctional epithelium. 2. Fibrotic enlargement of marginal tissue. 3. Bleeding upon probing. 4. Increased depth upon probing.
(4) only
All of the above
(1) (2) (3)
(1) and (3)
(2) and (4)