Research by Wilson and colleagues (2007) found that difficulty ____ may be one of the first signs of Alzheimer's disease (AD).
A) recognizing old friends
B) remembering phone numbers
C) identifying smells
D) remembering where items like glasses and keys have been placed

Question

Quizplus · Accepted Answer

Difficulty identifying smells has been identified as one of the early signs of Alzheimer's disease, according to research by Wilson and colleagues. This sensory impairment often precedes the more commonly recognized memory problems associated with the disease.

Research by Wilson and Colleagues (2007) Found That Difficulty ____