All EXCEPT Which of the Following Accurately Apply to Self-Reward

Multiple Choice

All EXCEPT which of the following accurately apply to self-reward programs?

A) A single salient reward should be utilized so as to prevent dilution.
B) Material awards have been criticized for misuse and overuse
C) Imaginal reinforcers may not be as potent as verbal/symbolic and material ones
D) Persons who are depressed often find it difficult to identify positive reinforcers.