Rita, Who Lives in Alaska, Has Been Diagnosed with Seasonal

Rita, who lives in Alaska, has been diagnosed with seasonal affective disorder. She is most likely to:

A) have repeated episodes of major depressive disorder in the fall and winter, when there is the least amount of sunlight.
B) display rapid cycling and experience four or more manic or depressive episodes every year.
C) have seemingly uncontrollable moods that are intense, fluctuating, and vastly out of proportion to the event that triggered them.
D) have extensive amnesia, become confused about her identity, and for no apparent reason suddenly travel south for the winter.