This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Surgery
[{'content': 'Dose of I-131 given to patients with carcinoma thyroid \nSelect and explain. \nA. 10 mCi, B. 100 mCi, C. 10 uCi, D. 100 uCi', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Schwaz says "If there is significant uptake, then a therapeutic dose of I-131, 30 to 100 mCi should be administered to low-risk patients and 100 to 200 mCi in high-risk patients of differentiated Thyroid carcinoma.', 'role': 'assistant'}]