Question

A male college student begins feeling sad and lonely. although still able to go to classes and work at his job, he finds himself feeling down much of the time and worrying about what is happening to him. which part of the definition of abnormality applies to his situation?

Answer 1

I believe the answer is personal distress
personal distress refers to a form of emotional problem that caused by a negative condition in our own psyche.
Things that could cause personal distress are events such as : unable to find friends, failing to fulfill our passion in career, etc