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': 'Most preferable cement for temporary restoration: \nSelect and explain. \nA. GIC, B. ZOE, C. Ca (OH)2, D. Zinc polycarboxylate cement', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]