Which of the Following Statements Is True of Reinforcers

Multiple Choice

Which of the following statements is true of reinforcers?

A) A primary reinforcer may be ineffective if the person is not in a deprived state.
B) A secondary reinforcer is less effective than a primary reinforcer in controlling behaviour.
C) Money is a powerful primary reinforcer.
D) Comfortable air temperature would be an example of an effective secondary reinforcer.