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: Pediatrics
[{'content': 'Bronchopulmonary dysplasia seen in all except – \nSelect and explain. \nA. Theophylline, B. Prematurity, C. Barotrauma, D. O2 therapy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]