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': 'Referred ear pain can travel through all except \nSelect and explain. \nA. Trigeminal nerve, B. Glossopharyngeal nerve, C. Abducent nerve, D. Vagus nerve', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Reffered pain to ear due to adenoiditis is medicated through cranial nerve 9 and 10. In case of carcinoma of pyriform sinus pain is reffered to ear through internal laryngeal nerve Ref: Dhingra 7e pg 275,272.', 'role': 'assistant'}]