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: Pathology
[{'content': "In Alzheimer disease, seen are:a)  Neurofibrillary tanglesb)  Neuritic plaquesc)  Pick's proteind)  Amyloid angiopathye)  Senile plaques \nSelect and explain. \nA. abcd, B. bcde, C. acde, D. abde", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]