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': 'Rate of recurrence of breech presentation in the second pregnancy is \nSelect and explain. \nA. 5%, B. 10%, C. 15%, D. 20%', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Following one breech delivery, recurrence rate for second pregnancy to have breech is 10% and that for a subsequent third pregnancy is 27%.', 'role': 'assistant'}]