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
A fixed bridge with pontics rigidly fixed to the retainers 
provides: 
Select and explain. 
A. Strength to the abutments, B. Reduction of stress associated with restoration, C. Aesthetics to the fixed bridge, D. Reciprocation of forces acting on the pontic
B: Reduction of stress associated with restoration
Answer: B: Reduction of stress associated with restoration 
Explanation: None