The following are multiple choice questions (with answers) about medical knowledge.   **Question:** All are true about trauma from occlusion except   (A) Trauma to Marginalized gingiva   (B) Reversible   (C) Reduction in height of alveolar crest   (D) No pocket
['(A) Trauma to Marginalized gingiva <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Trauma to Marginalized gingiva \n (B) Reversible \n (C) Reduction in height of alveolar crest \n (D) No pocket <> possible answers', '  All are true about trauma from occlusion except <> context@']