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': 'Mode of action of fluoxetine - \nSelect and explain. \nA. GABA agonist, B. GABA antagonist, C. Inhibit uptake of 5-HT, D. Increase uptake of 5-HT', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Fluoxetine is a selective serotonin reuptake inhibitor.', 'role': 'assistant'}]