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': 'Which type of reflex will be when mandible is in rest position? \nSelect and explain. \nA. Flexor reflex, B. Extensor reflex, C. Motor reflex, D. Myotactic reflex', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]