This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': 'Singular nerve is a \nSelect and explain. \nA. Superior vestibular nerve supplying posterior semicircular canal, B. Inferior vestibular nerve supplying posterior semicircular canal, C. Superior vestibular nerve supplying anterior semicircular canal, D. Interior vestibular nerve supplying anterior semicircular canal', 'role': 'user'}, {'content': 'Answer: B \nExplanation: A small subdivision of the vestibular nerve that carries information from the posterior semicircular canal to the brain. Singular neurectomy is a surgical procedure to divide the singular nerve, occasionally used in the treatment of benign paroxysmal positional veigo. Ref-Dhingraa textbook for ENT 6th edition.', 'role': 'assistant'}]