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: Physiology
[{'content': 'The inhibitory neurotransmitter in CNS neurons is \nSelect and explain. \nA. Glutamate, B. Aspartate, C. Gamma-amino butyric acid, D. Taurine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: GABA and Glycine are the chief inhibitory neurotransmitters in CNS.', 'role': 'assistant'}]