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': 'Fish is deficient in which of the following nutrients: \nSelect and explain. \nA. Iodine, B. Vitamin A, C. Iron, D. Phosphorus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Iron Repeat from May 11', 'role': 'assistant'}]