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 posterior tooth that gives a better support is: 
Select and explain. 
A. With convergent roots, B. Divergent roots, C. Conical roots, D. Curved roots
B: Divergent roots
Answer: B: Divergent roots 
Explanation: None