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 process of hardening a cement matrix through hydration with oral fluids  to achieve greater mechanical strength is known as: \nSelect and explain. \nA. Maturation, B. Setting, C. Hardening, D. Mineralization', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Maturation (cement)—The process of hardening a cement matrix through hydration with oral fluids\xa0to achieve greater mechanical strength.\nRef: Phillip’s Science of Dental Materials ed 12 pg 309', 'role': 'assistant'}]