This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': "Fluctuating deafness is seen in \nSelect and explain. \nA. Meniere's disease, B. Otosclerosis, C. CSOM, D. ASOM", 'role': 'user'}, {'content': "Answer: A \nExplanation: Hearing loss usually accompanies veigo or may precede it. Hearing improves after the attack and may be normal during the periods of remission.This fluctuating character of hearing loss is quite characteristic of Meniere's disease. Ref: Diseases of EAR, NOSE and THROAT by PL Dhingra; 7th Edition; page no.111,112", 'role': 'assistant'}]