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': 'Posterior boundary of Epiploic foramen is formed by \nSelect and explain. \nA. L1 vertebra, B. T12 Vertebra, C. T11 Vertebra, D. T10 Vertebra', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Posterior boundary of Epiploic foramen is formed by Inferior venacava, T12 Vertebra and Right Suprarenal gland', 'role': 'assistant'}]