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: Forensic Medicine
Sodium fluoride is added to: CMC (Ludhiana) 11 
Select and explain. 
A. Prevent glycolysis, B. Prevent glucogenolysis, C. Prevent coagulation, D. All
A: Prevent glycolysis
Answer: A: Prevent glycolysis 
Explanation: Ans. Prevent glycolysis