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: Medicine
[{'content': 'The microvascular complication of diabetes is \nSelect and explain. \nA. Peripheral neuropathy, B. Coronary circulation, C. Retinopathy, D. Autonomic neuropathy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Complications of diabetes', 'role': 'assistant'}]