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
Occlusal night guards are used to 
Select and explain. 
A. Prevent bruxism, B. Reduce pocket formation, C. Redistribute forces on teeth, D. Permit eruption or elongation of teeth
C: Redistribute forces on teeth
Answer: C: Redistribute forces on teeth 
Explanation: None