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
Tension pneumothorax due to fracture rib is treated by 
Select and explain. 
A. Strapping, B. Tube drainage, C. IPPV, D. Internal fixation with open reduction
B: Tube drainage
Answer: B: Tube drainage 
Explanation: None