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 relative hardness of elastomers is determined using 
Select and explain. 
A. Rockwell tester, B. Barcol indenter, C. Knoop pyramid, D. Shore duromete
D: Shore duromete
Answer: D: Shore duromete 
Explanation: None