input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** The cause of bone destruction in juvenile periodontitis is:   (A) Phagocytosis are reduced   (B) Reduced neutrophilic chemotaxis   (C) Decreased host resistance   (D) Highly virulent microorganisms
output: ['(B) Reduced neutrophilic chemotaxis <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Phagocytosis are reduced  (B) Reduced neutrophilic chemotaxis  (C) Decreased host resistance  (D) Highly virulent microorganisms <> possible answers', '  The cause of bone destruction in juvenile periodontitis is: <> context']