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: Pharmacology
[{'content': 'Cocaine overdose presents with all of the following except : \nSelect and explain. \nA. Diaphoresis, B. Hypertension, C. Constricted pupils, D. Agitation', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]