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': 'Best time to see a 3-year-old child in the dental office \nSelect and explain. \nA. Early in the morning, B. Just before lunch, C. Just after Lunch, D. Any time', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]