Sandra's Grandmother Has Been Diagnosed with Dementia, but Recently She

Multiple Choice

Sandra's grandmother has been diagnosed with dementia, but recently she has been demonstrating more severe symptoms. She has problems thinking, and the memory loss is beginning to interfere with hobbies, family and social life. What problem may be occurring that affects 5.3 million Americans?

A) Social identity disorder
B) Cognitive delay disorder
C) Chronic fatigue syndrome
D) Alzheimer disorder