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: Psychiatry
All of the following neurotransmitter deficiencies are observed in Alzheimer's disease, Except 
Select and explain. 
A. Acetylcholine, B. Serotonine, C. Noradrenaline, D. Dopamine
D: Dopamine
Answer: D: Dopamine 
Explanation: Answer is D (Dopamine):Dopamine deficiency is not a feature of Alzheimer's disease.