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': 'Iridocyclitis is a feature of – \nSelect and explain. \nA. Juvenile rheumatoid arthritis with systemic involvement, B. Seropositive, pauciarticular, juvenile rheumatoid rthritis, C. Seronegative pauciarticular juvenile rheumatoid arthritis, D. Seropositive, polyarticular juvenile rheumatoid arthritis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Anterior uveitis is more common in pauciarticular seronegative (RA factor negative) JRA.', 'role': 'assistant'}]