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: Surgery
[{'content': "Which of the following nerves lies closest to the Wharton' s duct - \nSelect and explain. \nA. Hypoglossal, B. Lingual, C. Chorda tympani, D. Facial", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]