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
Major connectors of a maxillary RPD may be beaded to: 
Select and explain. 
A. Produce a stronger frame work, B. Aid in retention of removable partial denture, C. Hold acrylic resin to the metal, D. Produce positive contact with the tissue
D: Produce positive contact with the tissue
Answer: D: Produce positive contact with the tissue 
Explanation: None