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: Gynaecology & Obstetrics
[{'content': 'After delivery, gonadotropin levels in the neonate \nSelect and explain. \nA. Decrease abruptly, B. Rise abruptly, C. No changes, D. Variable', 'role': 'user'}, {'content': 'Answer: B \nExplanation: After delivery, gonadotropin levels in the neonate rise abruptly due to separation from the placenta.', 'role': 'assistant'}]