This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anatomy of Larynx, Subject name: ENT
[{'content': "In Galen's anastomosis, superior laryngeal nerve pierces inferior constrictor of pharynx and unites with \nSelect and explain. \nA. Superior laryngeal nerve of opposite side, B. Descending branch of RLN, C. Ascending branch of RLN, D. Glossopharyngeal nerve", 'role': 'user'}, {'content': "Answer: C \nExplanation: GALEN'S ANASTOMOSIS: Superior laryngeal nerve ends by piercing inferior constrictor of pharynx and unites with ascending branch of recurrent laryngeal nerve. This is called as Galen's anastomosis & is purely sensory.", 'role': 'assistant'}]