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: Pathology
[{'content': 'Histological pattern suggests the diagnosis as: \nSelect and explain. \nA. Spindle cell carcinoma, B. Cylindroma., C. Pleomorphic adenoma., D. Mucoepidermoid carcinoma', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In cylindroma, the basal cells are characteristically arranged in "Honey-Comb" or "Swiss cheese" pattern. The connective tissue surrounds the tumor cells in form of cylinders, from which it derives the name "Cylindroma".', 'role': 'assistant'}]