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: Anatomy
[{'content': 'Genioglossus Muscle is attached in the posterior surface of symphysis menti in the \nSelect and explain. \nA. Mental spines, B. Superior genial tubercle, C. The inferior genial tubercle, D. Just above the lower border of mandible', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]