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: Dental
[{'content': 'The maxillary teeth which have single antagonist are: \nSelect and explain. \nA. Lateral incisors, B. Permanent canines, C. Permanent central incisors, D. Third molars', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]