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
Disadvantage of shoulder finish line is 
Select and explain. 
A. It is less conservative, B. It is difficult to prepare, C. Doesn’t Provide bulk of material, D. All of the above
A: It is less conservative
Answer: A: It is less conservative 
Explanation: None