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': 'There is an increased risk of what in pregnant women with thyroid peroxidase antibodies \nSelect and explain. \nA. Pre-term delivery, B. Abruptio placenta, C. Preterm rupture of membrane, D. Placenta previa', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In women with TPO antibodies, there is high risk for placental abruption.', 'role': 'assistant'}]