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': 'The main ingredient of inlay wax is: \nSelect and explain. \nA. Candelilla wax, B. Paraﬃn wax, C. Carnauba wax, D. Gum dammar', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]