According to Ellis, the root of catastrophic thinking is unrealistic appraisal of stress based on irrational assumptions

A person who is described as a "chronic worrier" and experiences extreme difficulty making decisions is likely suffering from

a) panic disorder. b) phobic disorder. c) generalized anxiety disorder. d) obsessive-compulsive disorder.

Brad and Sheila have been dating for several months. Sheila, a graduate student in psychology, is studying to be a clinical psychologist. Over the months she has become concerned that Brad may suffer from generalized anxiety disorder

Which characteristics might have raised her suspicions concerning Brad's possible disorder? a) He must "put everything in its correct place." b) He sleeps more than usual and naps every day. c) He grasps his chest each time he passes an animal. d) He seeks additional information before making even minor decisions.