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': 'The type of corral ulcer seen in Vernal\nkeratoconjunctivitis is \nSelect and explain. \nA. Dendritic pattern, B. Pseudodendritic pattern, C. Geological ulcer, D. Shield ulcer', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Superficial punctate keratitis seen in Vernal Keratoconjunctivitis is characterised by Shied ulcer.', 'role': 'assistant'}]