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 classifying a malocclusion (Class I, II, & III), the premature Loss of a primary molar adjuvant observation to reinforce initial evaluation is by \nSelect and explain. \nA. Molar relation, B. Canine relation, C. incisor relation, D. Midline relation', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]