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': "Dalen Fuch's nodules are seen in: \nSelect and explain. \nA. Sympathetic ophthalmia, B. Phthisis bulbi, C. Absolute glaucoma, D. Pseudo xanthoma elasticum", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Sympathetic ophthalmia', 'role': 'assistant'}]