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': 'Common carotid aery divides at the level of: \nSelect and explain. \nA. Hyoid bone, B. Cricoid cailage, C. Superior border of thyroid cailage, D. Inferior border of thyroid cailage', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e., Superior border of thyroid cailage', 'role': 'assistant'}]