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: ENT
[{'content': 'Not a content of sphenopalatine fossa \nSelect and explain. \nA. Maxillary Artery, B. Maxillary nerve, C. Mandibular nerve, D. Pterygopalatina ganglion', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]