This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Medicine
[{'content': 'The treatment of choice for Tension Pneumothorax is \nSelect and explain. \nA. Wide bore needle inseion in 2nd intercostal space, B. Thoracotomy, C. Intubation with IPPV, D. ICD', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Classical management of tension pneumothorax is emergent chest decompression with needle thoracostomy. A 14-16G intravenous cannula is inseed into the second rib space in the mid-clavicular line. The needle is advanced until air can be aspirated into a syringe connected to the needle Ref Davidson edition23rd pg 627', 'role': 'assistant'}]