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
Restoration commonly recommended for cervical abrasion is 
Select and explain. 
A. Silicate, B. Polycarboxylate, C. Glass ionomer, D. Composites
C: Glass ionomer
Answer: C: Glass ionomer 
Explanation: None