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: Pathology
[{'content': 'Turners tooth is seen in \nSelect and explain. \nA. enamel hypoplasia due to hypocalcemia, B. enamel hypoplasia due to birth injuries, C. enamel hypoplasia due to congenital syphilis, D. enamel hypoplasia due to local infection or local trauma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]