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
Masseran kit is used for 
Select and explain. 
A. Removal of fractured post, B. Restoration of periodontally compromised teeth, C. For cast crown fabrication, D. Vital bleaching
A: Removal of fractured post
Answer: A: Removal of fractured post 
Explanation: None