input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A patient with cough was sputum AFB negative but chest X-ray was suggestive of TB. What should be the next step according to RNTCP?   (A) Line probe assay   (B) Culture   (C) Nucleic acid amplification test   (D) Tuberculin test
output: ['(C) Nucleic acid amplification test <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Line probe assay  (B) Culture  (C) Nucleic acid amplification test  (D) Tuberculin test <> possible answers', '  A patient with cough was sputum AFB negative but chest X-ray was suggestive of TB. What should be the next step according to RNTCP? <> context']