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: Gynaecology & Obstetrics
[{'content': 'Uterine aery is a branch of : \nSelect and explain. \nA. Aoa, B. Common iliac, C. Internal iliac, D. External iliac', 'role': 'user'}, {'content': 'Answer: C \nExplanation: lnternal iliac', 'role': 'assistant'}]