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 of the following artificial teeth form is associated with less horizontal pressure? 
Select and explain. 
A. Anatomic teeth, B. Semi anatomic teeth, C. Monoplane teeth, D. All of the above produce same pressure
C: Monoplane teeth
Answer: C: Monoplane teeth 
Explanation: Cuspless teeth or monoplane teeth
“They are teeth designed without cuspal prominences on the occlusal surfaces” - GPT. Zero degree teeth are defined as, “Artificial posterior teeth having no cusp angles in relation to the horizontal occlusal surfaces”
Key Concept:
Anatomic teeth are more eﬃcient in mastication, but non anatomic teeth produce less lateral pressure  during function.
Ref: Textbook of prosthodontics by Nallaswamy Ed 2nd Pg 8