Violation
An ankylosed deciduous molar can cause 1. delayed eruption of the underlying premolar. 2. reduction of arch length. 3. difficulty with extraction. 4. reduction in alveolar bone
All of the above.
(1) (2) (3)
(4) only
(2) and (4)
(1) and (3)
An ankylosed deciduous molar can cause 1. delayed eruption of the underlying premolar. 2. reduction of arch length. 3. difficulty with extraction. 4. reduction in alveolar bone
All of the above.
(1) (2) (3)
(4) only
(2) and (4)
(1) and (3)