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
False about curettes is 
Select and explain. 
A. Fine curved blades, B. Better adaptation, C. Flat toe as compared to sickle scaler, D. None of the above
C: Flat toe as compared to sickle scaler
Answer: C: Flat toe as compared to sickle scaler 
Explanation: Curettes have rounded toe as compared to sickle scaler.