A. Hydrocolloids, silicones, polyether, polysulfide
B. Silicones, hydrocolloids, polyether, polysulfide
C. Polysulfide, hydrocolloids, silicones, polyether
D. Hydrocolloids, polyether, silicones, polysulfide
Correct Answer: Hydrocolloids, silicones, polyether, polysulfide ✔
Last Updated: February 07, 2020