Alzheimer's Disease Is a ____

Alzheimer's disease is a ____.

A) chronic,degenerative central nervous disorder characterized by fine muscle tremors,rigidity,and a slow or shuffling gait
B) group of disorders involving the parts of the brain that control thought,memory,and language
C) memory disturbance characterized by a total or partial inability to recall past experiences
D) slowly progressive decline in mental abilities,including memory,thinking,and judgment,that is often accompanied by personality changes