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
AH plus & AH 26 are 
Select and explain. 
A. Root canal cements, B. Medicated root canal paste, C. Fillers, D. Root canal filling material
A: Root canal cements
Answer: A: Root canal cements 
Explanation: None