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
Tear strength for impression material is highest for: 
Select and explain. 
A. Condensation silicone, B. Alginate, C. Poly sulfide, D. Addition silicone
C: Poly sulfide
Answer: C: Poly sulfide 
Explanation: None