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
If half of the crown along with root is separated or one
half is removed is called as: 
Select and explain. 
A. Radisection, B. Hemisection, C. Apexification, D. Coronosection
B: Hemisection
Answer: B: Hemisection 
Explanation: None