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': 'Caries activity score  = a + b1  (diet) + b2  (age) is an example of : \nSelect and explain. \nA. Simple linear regression, B. Multiple linear regression, C. Simple logistic regression, D. Multiple logistic regression', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Types of Regression:\nIf dependent variable is Quantitative\xa0→ apply', 'role': 'assistant'}]