This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
[{'content': 'Type of wave in Metabolic Encephalopathy- \nSelect and explain. \nA. Alpha, B. Beta, C. Gamma, D. Delta', 'role': 'user'}, {'content': "Answer: D \nExplanation: Harrison's principles of internal medicine 17th edition. *The type of EEG in metabolic encephalopathy typically reveals generalized slowing.(Delta waves -slower than 4/s).", 'role': 'assistant'}]