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': 'The advantage of ZOE impression paste: \nSelect and explain. \nA. Has dimensional. stability, B. Does not adhere to tissues, C. Is easy manipulation, D. Does not require special trays', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]