Jerome is a student in your classroom for whom the only effective reinforcer is something to eat, such as candy. You would like Jerome to find your praise reinforcing as well. From a behaviorist perspective, your best strategy would be which one of the following?
a. Whenever you give Jerome something to eat, give him praise as well.
b. Explain to Jerome that praise gives him feedback about the things he is doing well.
c. Show Jerome that all his classmates respond positively to praise.
d. Explain to Jerome how important it is that he not be so reliant on concrete reinforcers.