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 'leaf gauge is used to assist in \nSelect and explain. \nA. locating the musculo-skeletally stable position of the mandible, B. locating the posterior most position of the condyle in the glenoid fossa, C. assessment of the inter-occlusal clearance, D. none of the above", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]