This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
[{'content': 'which cranial nerve is present arround the origin of occipital aery of lower end of sternocleidomastoid muscle ? \nSelect and explain. \nA. spinal accesory cranial nerve, B. superior laryngeal nerve, C. hypoglossal nerve, D. petrosal nerve', 'role': 'user'}, {'content': 'Answer: C \nExplanation: hypoglossal nerve hooks arround the origin of occipital aery of lower end of sternocleidomastoid muscle ref : bd chaursia', 'role': 'assistant'}]