This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General, Subject name: Medicine
[{'content': 'Radiotherapy is treatment of choice in : \nSelect and explain. \nA. Sarcoidosis, B. Tuberculosis, C. Monoclonal hypogammaglobulinemia, D. Sarcomas', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' monoclonal hypogammaglobulinemia (Ref Harrison, 15/e, p 534).* I could not get the treatment for monoclonal hypogammaglobulinemia anywhere. But still the answer is obvious as radiotherapy has no role in the treatment of other disease given in the question.Treatment for: * Sarcoidosis-Corticosteroids* Tuberculosis-Antitubercular drugs* Sarcomas-Surgery and adjuvant chemotherapy.", 'role': 'assistant'}]