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': "Comparison of proportions can be made by: \nSelect and explain. \nA. 't' test, B. Chi-square test, C. ANOVA, D. Correlation & Regression", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]