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: Ophthalmology
[{'content': 'Chalazion of lid is: \nSelect and explain. \nA. Caseous necrosis, B. Chronic nonspecific inflammation, C. Chronic lipogranulomatous inflammation, D. Liposarcoma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Chronic lipogranulomatous inflammation', 'role': 'assistant'}]