This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous system, Subject name: Physiology
[{'content': 'Umami taste is evoked by \nSelect and explain. \nA. Glucose, B. Glutamic acid, C. Quinine, D. Sodium chloride', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Glutamic acid is responsible for umami taste Ref: guyton and hall textbook of medical physiology 12 edition page number: 713,714,715', 'role': 'assistant'}]