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': 'Which is the ideal method of sterilization for snap a ray film holder? \nSelect and explain. \nA. Hot air oven, B. Cannot be sterilized as it is plastic, C. Chemical sterilization, D. Autoclave', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]