Traumatic occlusion may cause 1. widening of the periodontal ligament space. 2. vertical destruction of the interdental septum. 3. decreased definition of the lamina dura. 4. narrowing of the periodontal ligament space.
(1) (2) (3)
(1) and (3)
(2) and (4)
(4) only
All of the above.
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