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
Which surgical procedure is indicated after the
endodontic treatment is completed of a mandibular molar with periodontal and carious involvement of the bifurcation: 
Select and explain. 
A. Hemisection, B. Fenestration, C. Root amputation, D. Apical curettage
A: Hemisection
Answer: A: Hemisection 
Explanation: None