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
Instrument which forms a blade angle of more than 125 is likely to be: 
Select and explain. 
A. biangle chisel, B. Curette, C. chisel, D. Angle former
D: Angle former
Answer: D: Angle former 
Explanation: None