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: Pathology
Taurodontism is usually seen in: 
Select and explain. 
A. Mesiodens, B. Incisor with talon cusp, C. Mandibular first molar, D. Maxillary premolars
C: Mandibular first molar
Answer: C: Mandibular first molar 
Explanation: None