Julie's teacher knows that behaviors that are followed by positive consequences are more likely to be repeated, so she gives her students a sticker every time they turn in their homework. this example best illustrates:

This example best illustrates a behaviouristic attitude towards learning.  What she is trying to do is to reinforce and establish a specific behaviour by providing  praise through the sticker.

Law of effect.  

Explanation:

This principle was created by Edward Thorndike and it basically says that responses that generate a filling effect in a certain situation are more expected to happen again in that situation and the other way around with upsetting effects of certain situations.  

In the situation above is a good example of this, because the children get happy if they get a sticker but they know it only happens if they deliver their homework. It produces a satisfying effect on them in order to keep doing what provocated that feeling.

answer; the civil right act of 1964;