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: ENT
Which of the following lasers is most commonly used in Laryngeal surgery - 
Select and explain. 
A. CO2 laser, B. Nd YAG laser, C. Argon laser, D. KTP laser
A: CO2 laser
Answer: A: CO2 laser 
Explanation: None