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 following are the high grade salivary gland malignancies, EXCEPT \nSelect and explain. \nA. Basal cell adenocarcinoma, B. Mucoepidermoid carcinoma, C. Adenoid Cystic carcinoma, D. Salivary duct carcinoma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]