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: Medicine
[{'content': 'In Millard Gubler syndrome, all are involved except: \nSelect and explain. \nA. 5th cranial nerve, B. 6th cranial nerve, C. 7th cranial nerve, D. Contralateral hemiplegia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Major focal brainstem syndromes:', 'role': 'assistant'}]