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 sticky polysaccharide present in dental plague is 
Select and explain. 
A. Dextran, B. dextrin, C. Glycogen, D. sucrose
A: Dextran
Answer: A: Dextran 
Explanation: None