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
Mandibular Molar is 
Select and explain. 
A. Tritubercular teeth, B. Quadritubercular teeth, C. Haplodont, D. Triconodont
B: Quadritubercular teeth
Answer: B: Quadritubercular teeth 
Explanation: None