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': 'Foetal breathing movements is seen earliest at : \nSelect and explain. \nA. 8 weeks, B. 11 weeks, C. 16 weeks, D. 24 weeks', 'role': 'user'}, {'content': 'Answer: B \nExplanation: 11 weeks', 'role': 'assistant'}]