What does the northwest ordinance ban

One common educational practice is to chart students' progress over time so that students can see their own improvement. these progress charts often lead to higher student achievement in the absence of other observable forms of reinforcement. the effectiveness of such charts in changing behavior illustrates the role of reinforcement as:

Explain how civil liberties differ from civil rights and how each are protected in the united states. in your explanation, provide examples of at least one civil liberty and at least one civil right

How has our understanding of the first sentence of the declaration of independence changed over time?