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': 'True about area specific Curette is \nSelect and explain. \nA. Used in specific areas, B. Curved in two planes, C. One cutting edge is used, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]