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': 'Based on the degree to which apical displacement of the\npulpal floor is seen, "Cynodont" is the name given to \nSelect and explain. \nA. Hypotaurodont, B. Mesotaurodont, C. Hypertaurodont, D. Normal tooth', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]