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
Name the accelerator used in Zinc oxide eugenol paste: 
Select and explain. 
A. Olive oil, B. Linseed oil, C. Zinc acetate, D. All of these
C: Zinc acetate
Answer: C: Zinc acetate 
Explanation: In Zinc Oxide Eugenol impression pastes, other anhydrous formulations contain acetic acid or zinc acetate to accelerate the reaction. In any case, water provides additional acceleration.
Ref: Phillips 12edition page no 179