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': 'Iritis roseata is seen in: \nSelect and explain. \nA. Leprosy, B. Syphilis, C. Tuberculosis, D. Sarcoidosis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Syphilis', 'role': 'assistant'}]