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': 'Converting frank breech presentation into footling breech presentation within the upper birth canal is called \nSelect and explain. \nA. Retraction, B. Relaxation, C. Displacement, D. Decomposition', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Breech decomposition is the procedure in which fetus is manipulated within birth canal to convert frank breech into footling breech.', 'role': 'assistant'}]