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': 'A single force applied at which point of a tooth will allow complete translation of the tooth: \nSelect and explain. \nA. At the apex, B. At the incisal stage, C. At the center of resistance, D. At the center of rotation', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]