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': "Schwaz sign is seen in \nSelect and explain. \nA. Glomus Jugulare, B. Otosclerosis, C. Meniere's diseases, D. Acoustic neuroma", 'role': 'user'}, {'content': 'Answer: B \nExplanation: In otosclerosis sometimes, a reddish hue may be seen on the promontory through the tympanic membrane. This is called Schwaze sign. This is indicative of active focus with increased vascularity. Ref: Diseases of EAR, NOSE and THROAT by PL Dhingra; 7th Edition page no.96', 'role': 'assistant'}]