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': 'Syringe material is \nSelect and explain. \nA. High viscosity elastomer, B. Medium viscosity elastomer, C. Medium & Low viscosity elastomer, D. Low viscosity elastomer', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]