In a residential treatment facility for troubled youth, adolescent children receive large colored buttons when they hang up their clothes, make their beds, and come to meals on time. the children return the buttons to staff members to receive bedtime snacks or watch tv. this best illustrates an application of: question 32 options:

I believe the answer is:  operant conditioning.

In  operant conditioning, a specific set of behavior is being set by utilizing the use of rewards and punishment.
In the example above, the residential utilize the use of rewards (bed time snacks and tv previlige) to make the residents keep repeating the desired behavior (returning the button)