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: Dental
The commonly used root canal irrigant, which was used for irrigation wounds during world war 1 by Dakin is 
Select and explain. 
A. Saline, B. Hydrogen peroxide, C. Buffered sodium hypochlorite, D. Distilled water
C: Buffered sodium hypochlorite
Answer: C: Buffered sodium hypochlorite 
Explanation: None