This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Social & Preventive Medicine
[{'content': "Deficiency of Copper causes \nSelect and explain. \nA. Anemia, B. Wilson's disease, C. Hypothyroidism, D. Obtundation", 'role': 'user'}, {'content': 'Answer: A \nExplanation: (A) Anemia', 'role': 'assistant'}]