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': 'What is the major problem that occurs in imparting oral hygiene instructions to adolescents? \nSelect and explain. \nA. Inability to understand, B. Inability to respond, C. Rebellion against the authority, D. Laziness', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Teenagers are more prone to rebel against accepted norms and authority. To appear attractive and heroic to their peers, they deliberately ignore orders or instructions.', 'role': 'assistant'}]