The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Tobacco Chewing/ smoking is the most common predisposing cause of which of the following:   (A) Cyclic neutropenia   (B) Juvenile periodontitis   (C) Necrotising periodontitis   (D) Necrotising ulcerative gingivitis (ANUG)
['(D) Necrotising ulcerative gingivitis (ANUG) <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Cyclic neutropenia \n (B) Juvenile periodontitis \n (C) Necrotising periodontitis \n (D) Necrotising ulcerative gingivitis (ANUG) <> possible answers', '  Tobacco Chewing/ smoking is the most common predisposing cause of which of the following: <> context@']