This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mesentry, neurovascular bundle, Subject name: Anatomy
[{'content': 'Which of the following is the tributary of inferior vena cava? \nSelect and explain. \nA. Right gonadal vein, B. Splenic vein, C. Left supra renal vein, D. Left gonadal vein', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Tributaries of Inferior vena cava: Common iliac vein Lumbar vein Renal vein Phrenic vein Right gonadal vein Right suprarenal vein Hepatic vein CHOICE EXPLANATION & ELIMINATION REASON 1 Right gonadal vein Tributary of inferior vena cava 2 Splenic vein Tributary of poal vein 3 Left supra renal vein Tributary of renal vein 4 Left gonadal vein Tributary of renal vein', 'role': 'assistant'}]