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: Psychiatry
[{'content': 'Adverse effect of clozapine: \nSelect and explain. \nA. Hypeension, B. Sialorrhea, C. Extrapyramidal S/E, D. Neuroleptic malignant syndrome', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Sialorrhea', 'role': 'assistant'}]