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
In a class V preparation, during application of rubber
dam the punch of the tooth to be restored should be made: 
Select and explain. 
A. According to the template supplied, B. According to the existing arch form, C. Labial to the position of the tooth to be operated, D. Lingual to the position of the tooth to be operated
C: Labial to the position of the tooth to be operated
Answer: C: Labial to the position of the tooth to be operated 
Explanation: None