This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thyroid Gland, Subject name: Surgery
[{'content': 'Most common parotid gland tumor is: \nSelect and explain. \nA. Warthins tumor, B. Mucoepidermoid carcinoma, C. Pleomorphic adenoma, D. Adenoid cystic Carcinoma', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. (c) Pleomorphic adenomaRef: Bailey & Love 26th ed. / 732PLEOMORPHIC ADENOMA* Overall most common tumor of salivary gland* MC benign salivary gland tumor* MC tumor of major salivary glands* MC site is parotid tail (superficial lobe).Also Know* 2nd MC benign tumor of parotid gland: Warthin's tumor* MC malignant tumor of parotid gland: Mucoepidermoid CA* 2nd MC malignant tumor of parotid gland: Adenoid cystic CA", 'role': 'assistant'}]