Tanya's work group restricts its productivity. According to the text, this is a pretty good sign that the group members are paid an hourly wage.

Which of the following statements is true of catharsis?

A) It helps alleviate some of the forces assaulting the ego. B) It magnifies the forces that assault the superego. C) It supports defensive behavior in a person. D) It helps a person repress his or her sadness.

Positive reinforcers _____ and negative reinforcers _____ the future probability of the behaviour that led to these respective consequences.

A) increase; increase B) increase; decrease C) decrease; decrease D) decrease; increase