Violation
Which of the following is/are associated with dentin dysplasia type I? 1. Obliteration of pulp chambers. 2. Normal appearance of clinical crowns. 3. Small underdeveloped roots. 4. Periapical radiolucent areas.
All of the above
(1) (2) (3)
(1) and (3)
(2) and (4)
(4) only