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
Which of the following impression material is shows least setting time: 
Select and explain. 
A. Polysulphide., B. Condensation silicone., C. Addition silicone., D. Polyether
C: Addition silicone.
Answer: C: Addition silicone. 
Explanation: None