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: Anaesthesia
[{'content': 'True about endotracheal cuff – a) Low-volume, high pressureb) Low–volume, low pressurec) High-volume, low pressured) High-volume, high pressuree) Equal-volume, pressure \nSelect and explain. \nA. a, B. ac, C. ad, D. b', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Cuffed endotracheal tubes may have either low pressure, high volume cuff or high pressure low volume cuff.', 'role': 'assistant'}]