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': 'In periodontal compromised tooth, which tooth movement is done carefully: \nSelect and explain. \nA. Uprighting, B. Intrusion, C. Proclination, D. Retroclination', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]