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': "Lesion is Alzheimer's disease are commonest at \nSelect and explain. \nA. Aniygdala, B. Nucleus of Meynes, C. Pineal gland, D. Prefrontal sulcus", 'role': 'user'}, {'content': "Answer: B \nExplanation: Nucleus basalis of Meyne for Alzheimer's disease and Parkinson's disease dementia. The nucleus basalis of Meyne (NBM) is a large source of cholinergic innervation to widespread coical areas. There have been two repos of DBS of the NBM for either AD or PD. Ref Harrison20th edition pg 2456", 'role': 'assistant'}]