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': 'TRUE about ureter is: \nSelect and explain. \nA. Gonadal vessels lie anterior to it, B. It lies in front of great vessels, C. About 50 cm. long, D. Nerve supply from T8-Tio', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A. i.e. Gonadal vessels lie anterior to it', 'role': 'assistant'}]