This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Menier's Disease, Subject name: ENT
[{'content': "Hearing defect in menier's disease: \nSelect and explain. \nA. Hyperacusis, B. Hypoacusis, C. Diplacusis, D. Paracusia Willis", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) DiplacusisRefi PL Dhingra ,5thed.pg no: 112WHY DIPLACUSIS?* In the abnormal ear, neurons respond to a broader range of stimulus frequencies. But due to CNS preconditioning, the brain interprets any activity in a particular neuron as resulting from a stimulus of its normal characteristic frequency. Thus a single stimulus simultaneously processed by the normal and abnormal cochlea willbe perceived as two different stimuli by the CNS, thus leading to diplacusis.', 'role': 'assistant'}]