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': "In which of the following condition is Paracusis Willis seen? \nSelect and explain. \nA. Otitis media, B. Otitis externa, C. Otosclerosis, D. Meniere's disease", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Paracusis Willis refers to improved hearing with background noise. It is seen in patients with otosclerosis. Hearing deficit typically becomes apparent when they reach a 25 -30dB loss where the patient has difficulty understanding speech.', 'role': 'assistant'}]