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
Whenever tooth structure is cut with bur residual organic and inorganic components form the 
Select and explain. 
A. beilby layer, B. hybrid layer, C. smear Layer, D. rubbish layer
C: smear Layer
Answer: C: smear Layer 
Explanation: None