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': 'Spindle Cell Carinoma is a variant of \nSelect and explain. \nA. Pleomorphic Adenoma, B. Adenoid cystic carcinoma, C. Basal cell carcinoma, D. Squamous cell carcinoma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]