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 Endodontics Endotec is used \nSelect and explain. \nA. with lateral condensation and heated gutta percha, B. with cold lateral compaction, C. with vertical compaction, D. with Chloro Percha Technique', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]