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
Long bone fixation done with: 
Select and explain. 
A. Intramedullary Nail, B. Compression plate, C. External fixation, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: A i.e. Intramedullary nail; B i.e. Compression plate; C i.e. External fixator