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
Regarding Alzheimer's disease which is/are not true : 
Select and explain. 
A. Initial loss of long term memory, B. Delayed loss of sho term memory, C. Step ladder pattern, D. All
D: All
Answer: D: All 
Explanation: A. i.e. Initial loss of long term memory B. i.e. Delayed loss of sho term memory C. i.e. Step ladder pattern