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
[{'content': 'All of the following can be used to slow down the\nsetting of zinc oxide eugenol impression paste EXCEPT \nSelect and explain. \nA. Adding a small amount of glycerine, B. Adding a small amount of water, C. Altering the amounts of the two pastes used, D. Cooling mixing slab', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]