This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen and pelvis, Subject name: Anatomy
[{'content': 'Umbilical aery is a branch of \nSelect and explain. \nA. Coeliac aery, B. Superior mesenteric aery, C. Anterior division of internal iliac aery, D. Posterior division of internal iliac aery', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Anterior division of internal iliac aeryA pa of Umbilical aery persists as superior vesical aery and remaining aery becomes obliterated forming medial umbilical ligament.', 'role': 'assistant'}]