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
Is it possible to remove centric interference and working interference by reducing supporting cusps in natural dentition: 
Select and explain. 
A. Yes, B. No, C. Yes but we should avoid it, D. It is not possible to remove both the interferences simultaneously.
C: Yes but we should avoid it
Answer: C: Yes but we should avoid it 
Explanation: None