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': "Recruitment phenomenon is seen in? \nSelect and explain. \nA. Otosclerosis, B. Meniere's disease, C. Acoustic nerve schwannoma, D. Otitis media with effusion", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Recruitment Phenomenon\n\nIt is a phenomenon of abnormal growth of loudness Q\nThe ear which does not hear low intensity sound begins to hear greater intensity sounds as loud or even louder than normal hearing ear.\nThus a loud sound which is tolerable in normal ear may grow to abnormal levels of loudness in the recruiting ear and thus become intolerable Q\nRecruitment is typically seen in lesions of cochlea Q i.e. Meniere’s disease Q, presbycusis. Q\nPatients with recruitment are poor candidates for hearing aids. Q', 'role': 'assistant'}]