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: Radiology
[{'content': 'Radio graphically Mental foramen lies between the roots of \nSelect and explain. \nA. Canine and first premolar, B. First and second premolars, C. Second premolar and first molar, D. In the incisor region', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]