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: ENT
[{'content': 'Primary receptor cells of hearing- \nSelect and explain. \nA. Supporting cell, B. Tectorial membrane, C. Tunnel of corti, D. Hair cell', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Hair cells: are important receptor cells of hearing and transduce sound energy into electrical energy.', 'role': 'assistant'}]