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': 'To which lymph nodes, the lymph from the umbilicus drain - \nSelect and explain. \nA. Axillary and inguinal, B. External and internal iliac, C. Pre-and para-aortic, D. Inter-aortocaval', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The lymph from umbilicus drains into both axillary and inguinal lymph nodes.', 'role': 'assistant'}]