When a child yells and threatens others, he or she is placed in a time-out, away from the group. During the time-out, no one interacts with the child. The child learns to interact with others without yelling. This is an example of behavior modification using ___.

Extinction.

The behavior modification employed on the child is Extinction.

Explanation:

Extinction is the removal of all stimulus associated with bad behavior.Taking away a child from his peers because he yells at them until he learns to interact without yelling and relate cordially and amicably with the peers explains Extinction.

In Extinction,while the child is away, he learns new behaviors and attitudes, forgets actions he/she is used to before due to isolation as such over the period of time the child tends to think differently and relate with peers without yelling because the child has been exposed/subjected to a life of solitude over a given period of time.

c. will be your answer sorry if im wrong tho