At various times, Cynthia, a 20-year-old college student, has been considered by her family and/or friends to be moody, high-strung, explosive, or hyperactive. Knowing the criteria for mood disorders, you would diagnose Cynthia with .

The answer is cyclothymia.

Explanation:

Cyclothymia is a disorder which is characterised by alternating periods of symptoms associated with depression, and periods of those associated with hypomania. In other words, the person cycles through unusually energic attitudes, to inactive or pessimistic behaviours.

In order to be diagnosed as a disorder, cyclothymia must last for at least one year.

2b2t

explanation:

2b2t

the answer your looking for is c. : )