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: Dental
[{'content': 'Simplest cone form of teeth with a single root is seen in: \nSelect and explain. \nA. Bunodont., B. Haplodont., C. Homodont., D. Monophyodont.', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]