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': 'Larynx extends from: \nSelect and explain. \nA. C2-C7, B. C1-C4, C. C5-C6, D. C3-C6', 'role': 'user'}, {'content': 'Answer: D \nExplanation: It is situated in front of laryngopharynx, extends from the root of the tongue to the trachea and lies in\xa0 front of the C3, C4, C5 vertebrae in a normal adult male.', 'role': 'assistant'}]