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: Unknown
[{'content': 'Recommended daily requirement of lodine of lactating women is: \nSelect and explain. \nA. 50-100 µg, B. 100-200 µg, C. 200-300 µg, D. 25-50 µg', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ref. Foundations of Community medicine. Page.258\n\xa0\nIodine Requirement:\nTo accommodate increased iodine needs during pregnancy and lactation, the iodine RDA is 220 mcg/day', 'role': 'assistant'}]