This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and paranasal sinuses, Subject name: ENT
[{'content': '9.Atropic dry nasal mucosa,extensive encrustations with woody hard external nose is suggestive of: \nSelect and explain. \nA. Rhinosporidiosis, B. Rhinoscleroma, C. Atrophic rhinitis, D. Carcinoma of nose', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Rhinoscleroma: In a patient presenting with atrophic dry nasal mucosa, extensive crustig and woody hard external nose. Ref Dhingra 6/e p 156', 'role': 'assistant'}]