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
Split major connector is which type of stress breaker? 
Select and explain. 
A. Type I, B. Type II, C. Type III, D. Type IV
B: Type II
Answer: B: Type II 
Explanation: Split major connector (or) split lingual bar is a type II stress breaker. 
The major connector is split by an incomplete cut, parallel to the occlusal surface of the teeth into two units, namely upper and lower unit.
The denture base is connected to the lower unit and the rest and direct retainers are connected to the upper unit.