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': 'Premature babies can have the following: \nSelect and explain. \nA. Buphthalmos, B. Retinopathy of prematurity, C. Increased incidence of myopia, D. Persistent hyaloid aery', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Retinopathy of prematurity', 'role': 'assistant'}]