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': 'Accepting the null hypothesis when it is false: \nSelect and explain. \nA. Type-I error, B. Type III error, C. Type II error, D. Type IV error', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]