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: Surgery
[{'content': 'A man is brought to casualty who met with A. He sustained multiple rib fractures with paradoxical movement of chest. Management is: \nSelect and explain. \nA. Tracheostomy, B. Consult cardiothoracic surgeon, C. Strapping, D. Intermittent positive pressure ventilation', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' Intermittent positive pressure ventilation", 'role': 'assistant'}]