What was the dominant way of treating schizophrenic people during the first half of the twentieth century?

External cues to panic attacks

a. may include increases in heart rate or respiration. b. may be places similar to the one where the original panic attack occurred. c. are only places where panic attacks have occurred in the past. d. none of the above

Which of the following will weaken the likelihood of behavior reoccurring in the future?

A) Punishment B) Negative reinforcement C) Positive reinforcement D) Fixed ratio reinforcement