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: Unknown
[{'content': 'Which of the following coding system used in ICD-10 is used for “Schizophrenia, schizotypal and delusional disorders”? \nSelect and explain. \nA. F10-F19, B. F20-F29, C. F30-F39, D. F40-F48', 'role': 'user'}, {'content': 'Answer: B \nExplanation: F20-F29\n(Ref : ICD-10 WHO)', 'role': 'assistant'}]