This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
[{'content': 'A 25-year-old female has been diagnosed to be suffering from tuberculosis categorized as category I (sputum +ve) case of relapse. The new treatment regimen recommended under DOTS is \nSelect and explain. \nA. 2(HRZE)3 + 5(HR)3, B. 2(HRSZE)3 + 1(HRZE)3  + 5(HRE)3, C. 3(HRZE)3 + 2(HRE)3 + 4(HR)3, D. 3(HRSZE)3 + 1(HRZE)3 + 6(HRE)3', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Letters:\n\nR-Rifampicin, E-Ethambutol, H-Isoniazid, S-Streptomycin, Z-Pyrizinamide, K-Kanamycin, L-Levofloxacin,\xa0Et-Ethionamide, C-Cycloserine, Hh-High dose Isoniazid, Cm-Capreomycin, Cz-Clofazimine, L-Linezolid, A-Amoxy-Clav, M-Moxifloxacin, P-PAS\n\nNumbers:\n\nThe numbers before letters refer to months of treatment (2 imply two months of treatment). The numbers\xa0after letters refer to frequency of administration per week (3 imply thrice per week).\n\nSeriously ill extra-pulmonary TB:\n\nMeningitis, disseminated TB, tuberculous pericarditis, peritonitis, bilateral or extensive\xa0pleurisy, spinal disease with neurological complaints, SS –ve TB with extensive parenchymal involvement, and\xa0intestinal and genito-urinary TB.', 'role': 'assistant'}]