<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 25-year-old woman presented to an urgent care center with a complaint of a cough for more than 3 weeks that was accompanied by night sweats, weight loss, and malaise. On physical examination, the patient had slightly pale palpebral conjunctivae bilateral posterior cervical lymphadenopathy, but with no adventitious breath sounds in the lung fields bilaterally. The remainder of the physical examination was routine. The patient was started on a drug regimen that was to be taken for 6 months. On follow-up after 2 months, the ALT and AST levels were elevated. Which of the following anti-tubercular drug could have contributed to this labor result?? A: Rifampicin, B: Pyrazinamide, C: Isoniazid, D: Streptomycin, E: Ethambutol,  <response>: This is a clinical case of a 25-year-old woman with symptoms and signs suggestive of tuberculosis, such as prolonged cough, night sweats, weight loss, malaise, pale conjunctivae, and cervical lymphadenopathy. She was started on anti-tubercular treatment. After 2 months, she developed elevated liver enzymes ALT and AST. The question asks which anti-TB drug could have caused the elevated liver enzymes. Rifampicin, Pyrazinamide, and Isoniazid are all potentially hepatotoxic. Streptomycin and Ethambutol are less commonly associated with liver toxicity. Pyrazinamide is the most common cause of drug-induced liver injury among the first-line anti-TB medications.B: Pyrazinamide 