The prevalence of seasonal affective disorder is greater where there
A) are long summers.
B) is less seasonal variation in hours of sunlight.
C) is more seasonal variation in hours of sunlight.
D) is very little snow.
E) are colder temperatures.

Question

Quizplus · Accepted Answer

Seasonal affective disorder is typically caused by a lack of sunlight during the winter months. Therefore, areas with more seasonal variation in hours of sunlight (such as those at higher latitudes) have a greater prevalence of seasonal affective disorder.

The Prevalence of Seasonal Affective Disorder Is Greater Where There