In what ways is The Articles of Confederation similar to the U.S. Constitution? In what ways is it different?

A primary source is a written document from a time period directly related to that time period. For this essay, you are comparing two primary sources, the Articles of Confederation and the U.S. Constitution. This essay is to be based on the following prompt.

In what ways is The Articles of Confederation similar to the U.S. Constitution? In what ways is it different?