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
The most suitable instrument to remove gutta percha from the root canal is 
Select and explain. 
A. barbed broach, B. peeso reamer, C. tapering fissure bur, D. round bur
B: peeso reamer
Answer: B: peeso reamer 
Explanation: None