Steve's misbehavior toward his little brother decreases. This is an example of Positive punishment
Positive punishment is a variation is a conditioning theory. Its major goal is to minimize future behavior frequency by delivering an unpleasant stimulation after the action has occurred.
Steve is given extra chores each time he hits his little brother. After a few times of having extra chores given to him.
Steve's misbehavior toward his little brother decreases. This is an example of Positive punishment.
Hence positive punishment is the right answer.
To learn more about the positive punishment refer to the link;
https://brainly.com/question/13025873
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