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': 'Who gave the term ECC (Early Childhood Caries)? \nSelect and explain. \nA. Davies, B. Moss, C. Winter, D. Dilley', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]