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': 'The Salivary gland tumor which is associated with smoking \nSelect and explain. \nA. Cannicular adenoma, B. Pleomorphic adenoma, C. Warthin tumour, D. Ductal papilloma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]