ulia lost her job last year due to the economic recession, and although she has spent many months looking for any available work, she has not been able to find anything. Finally, deeply unhappy with her lack of success she has given up completely, claiming that it would be useless for her to search for a job any longer, that she is too stupid to train for any new career, and that no employer would ever want to hire her after so many months of unemployment. She now stays home, avoids concerned friends and family, rarely leaves her bed despite not being able to sleep, lacks the energy to do house-hold chores or even groom herself, and is often tearful and unhappy.

a. If you were Julia's psychiatrist, what psychological disorder would you diagnose her as experiencing? What are the general symptoms of that disorder?
b. What are some of the causes of Julia's disorder? (Please use at least THREE different perspectives in Psychology to answer the question: Psychodynamic, Biological, Behavioral, Humanistic, Cognitive, Cross-Cultural, and/or Evolutionary)