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': 'All are true about Rt kidney except - \nSelect and explain. \nA. Rt renal vein is shorter then left, B. Related to duodenum, C. Rt kidney is preferred over left for transplantation, D. Rt kidney is placed at the lower level than left', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The longer renal vein is with the left kidney. So more preference for transplantation is left kidney.', 'role': 'assistant'}]