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 dimensionally accurate reproduction of a part of the oral cavity or extraoral facial structures that is produced in a durable hard material: \nSelect and explain. \nA. Model, B. Die, C. Cast, D. Impression', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Cast - A dimensionally accurate reproduction of a part of the oral cavity or extraoral facial structures that is produced in a durable hard material.\nRef: Phillips 12 ed page no 151', 'role': 'assistant'}]