Paraphrase.. “The typical American sports of baseball, basketball, and football...were refashioned and elaborated in the course of the 19th century and are now the most popular sports in the United States.”

What reasons does the speaker provide to support his viewpoint or claim in what to the slave is the fourth of july i read to speech and but i just don't fully understand the question i just want to make sure i get it right so to explain that the question is asking me to do. and you!