Ralph watches the other kindergarten students receive stickers and other rewards from the teacher for sitting at their desks and completing their work. soon ralph begins to behave like the other kindergarten students. this is what type of learning?

The answer is Modeling.

Modeling is one way in which behavior is learned. When a person observes the behavior of another and then imitates that behavior, he or she is modeling the behavior. This is sometimes known as observational learning or social learning.