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
In molars ideal site for EPT electrode placement is: 
Select and explain. 
A. Mesiobuccal cusp tip., B. Occlusion third of crown., C. Middle third of crown., D. Cervical third of crown.
A: Mesiobuccal cusp tip.
Answer: A: Mesiobuccal cusp tip. 
Explanation: None