This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Schizophrenia Spectrum and Other Psychotic Disorders, Subject name: Psychiatry
[{'content': "Schizophrenia is a common presentation is which genetic disease? \nSelect and explain. \nA. Down's syndrome, B. DiGeorge syndrome, C. Klinefelter's syndrome, D. Neurofibromatosis", 'role': 'user'}, {'content': 'Answer: B \nExplanation: DiGeorge syndrome (22q11.2 deletion, velocardiofacial syndrome):30% have schizophrenia when reaches adulthood.', 'role': 'assistant'}]