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': "According to Frankel's behavioral scale, rating 3 stands for \nSelect and explain. \nA. Definitely positive, B. Positive, C. Negative, D. Definitely negative", 'role': 'user'}, {'content': "Answer: B \nExplanation: Rating 3: Positive. Acceptance of treatment; cautious behavior at times; willingness to comply with the dentist, at times with reservation, but patient follows the dentist's directions cooperatively.", 'role': 'assistant'}]