This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
[{'content': 'Thoracic duct crosses from right side to left side at which veebral level \nSelect and explain. \nA. T10, B. T5, C. L2, D. L5', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Thoracic duct crosses from right side to left side at level of T5 veebrae. <img src=" /> BD CHAURASIA\'S HUMAN ANATOMY VOLUME 1. 6TH EDITION .PAGE NO 285.FIG NO 20.10', 'role': 'assistant'}]