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 potentially hazardous irrigant causing an emergency during treatment is 
Select and explain. 
A. Saliva, B. Chlorhexidine, C. Sodium Hypochlorite, D. Metrogyl
C: Sodium Hypochlorite
Answer: C: Sodium Hypochlorite 
Explanation: None