input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Excessive occlusal forces can be superimposed in all cases, except   (A) Normal periodontium with normal height of bone   (B) Normal periodontium with reduced height of bone   (C) Marginal periodontitis with reduced height of bone   (D) Marginal periodontitis with normal height of bone
output: ['(D) Marginal periodontitis with normal height of bone <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Normal periodontium with normal height of bone  (B) Normal periodontium with reduced height of bone  (C) Marginal periodontitis with reduced height of bone  (D) Marginal periodontitis with normal height of bone <> possible answers', '  Excessive occlusal forces can be superimposed in all cases, except <> context']