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': 'KRI paste consists of \nSelect and explain. \nA. Zinc oxide eugenol, B. Calcium hydroxide, C. Zinc oxide and calcium hydroxide, D. Zinc oxide and iodoform', 'role': 'user'}, {'content': 'Answer: D \nExplanation: KRI paste contains iodoform and camphor.\nIt resorbs rapidly and has no undesirable effects on succedaneous teeth, contains bactericidal action', 'role': 'assistant'}]