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 are temporary record base material, except? \nSelect and explain. \nA. Shellac, B. Autopolymerizing resin, C. Vacuum formed vinyl or polystyrene, D. Heat cure acrylic resin', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]