Recordings of brain activity show that it is impossible to experience positive and negative emotions at the same time

Which of the following variables predicted lower rates of posttraumatic stress disorder in emergency workers after Hurricane Katrina?

a. hardiness b. extraversion c. responsibility d. sensation seeking

Carrie sometimes feels very depressed,

while at other times she talks too loud and too fast and has a rush of ideas and feelings that others think are unreasonable. Carrie would most likely be diagnosed with a disorder within which DSM-5 category? a. anxiety disorders b. bipolar and related disorders c. obsessive-compulsive and related disorders d. dissociative disorders