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: Anatomy
[{'content': "Nerve of pterygoid canal is : \nSelect and explain. \nA. Sympathetic + Lesser petrosal nerve, B. Sympathetic + greater superficial petrosal nerve, C. Chorda Tympani, D. Jacobson's nerve", 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Sympathetic + greater superficial petrosal nerve', 'role': 'assistant'}]