Max is very fearful of airplanes. If he does fly, he feels overwhelming anxiety when he approaches the gate at the airport. Within Ellis's A-B-C theory of personality, Max's overwhelming anxiety represents

Of all the following, which not be found in the definition of a psychological disorder?

a) distress b) impaired functions c) medications d) psychological dysfunction

One of the advantages of the experimental method is that

a. clear cause-and-effect relationships can be identified. b. it allows information about large numbers of people to be gathered. c. it allows the investigation of rare or unusual problems or events. d. all types of behavior are easily studied in the laboratory.