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
In a cavity preparation in which the remaining thickness of dentin is more than 1.5mm, the ideal base is: 
Select and explain. 
A. Ca(OH)2, B. Zinc Phosphate, C. Silicophosphate, D. Glass ionomer
B: Zinc Phosphate
Answer: B: Zinc Phosphate 
Explanation: None