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
Thickness for bases applied in a cavity: 
Select and explain. 
A. 0.1-0.5 mm, B. 0.5-0.75 mm, C. 0.75-1 mm, D. 0.25-0.5 mm
B: 0.5-0.75 mm
Answer: B: 0.5-0.75 mm 
Explanation: None