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': 'The thoracic duct receives tributaries from all of the following except - \nSelect and explain. \nA. Bilateral ascending lumbar trunk, B. Bilateral descending thoracic trunk, C. Left upper intercostal duct, D. Right bronchomediastinal lymphatic trunk', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The left bronchomediastinal lymphatic trunk is a tributary of the thoracic duct. Right bronchomediastinal lymphatic trunk does not drain to the thoracic duct.', 'role': 'assistant'}]