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': 'Lymphatic drainage of the ovary- \nSelect and explain. \nA. Deep inguinal, B. Superficial inguinal, C. Obturator, D. Para-aortic', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ovary drains into para-aortic nodes.', 'role': 'assistant'}]