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 strength of the gypsum specimen when the water in excess of that required for the hydrate of the hemihydrate is left in the specimen is called? \nSelect and explain. \nA. Dry strength, B. Green strength, C. Water strength, D. Compressive strength', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]