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
Treatment of rib fracture -a) Immediate thoracotomyb) IPPVc) Analgesicsd) Strappinge) ICWSD 
Select and explain. 
A. bc, B. c, C. ac, D. ad
A: bc
Answer: A: bc 
Explanation: None