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: Microbiology
[{'content': "Which one of the following not a prion associated disease - \nSelect and explain. \nA. Srapie, B. Kuru, C. Creutzfeldt-Jakob disease, D. Alzheimer's disease", 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Alzheimer's disease", 'role': 'assistant'}]