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': 'Ropy discharge from the eye is seen in – \nSelect and explain. \nA. Phlyctenular conjunctivitis, B. Swimming pool conjunctvitis, C. Spring catarrh, D. Epidemic keratoconjunctivitis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ropy (stringy) discharge is seen in vernal keratoconjunctivitis.', 'role': 'assistant'}]