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 most popular articulator of class 3B is: 
Select and explain. 
A. Trubyte articulator., B. Hanau model., C. Monsoon articulator., D. All of the above.
A: Trubyte articulator.
Answer: A: Trubyte articulator. 
Explanation: Class II B - Monsoon’s instrument
Class lIl A - 1. Hanau model—H non arcon mace

2. Hanau model—H2 arcon mode

Class III B - Trubyte articulator
Class IV B - Pantronic