This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition and health, Subject name: Social & Preventive Medicine
[{'content': 'Recommended iodine dose in pregnancy is \nSelect and explain. \nA. 75mcg, B. 100mcg, C. 150mcg, D. 250mcg', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The daily requirement of iodine for adults is placed at 150micrograms. The recommendation of WHO of 250mg per day for iodine during pregnancy have also been adopted. This amount is normally supplied by well-balanced diet and drinking water except in regions where food and water is deficient in iodineRef: Park; 23rd ed; Pg 624', 'role': 'assistant'}]