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': 'A 12 year old boy presents with recurrent attacks of conjunctivitis for the last 2 years with intense itching and ropy discharge. The diagnosis is \nSelect and explain. \nA. Vernal conjunctivitis, B. Phlyctenular conjunctivitis, C. Trachoma, D. Viral conjunctivitis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Vernal conjunctivitis', 'role': 'assistant'}]