According to the Results of Cross-Sectional Studies, on Average Older

Multiple Choice

According to the results of cross-sectional studies, on average older people learn new things more slowly than younger people because ______.

A) Older people lack practice.
B) Older and younger people have different learning styles.
C) Older people may be less motivated to learn new things than younger people.
D) Reaction time is slower in older people compared to younger people.
E) All of these.