For a paragraph about the Midwest can culture, language, manners go into one paragraph?
4 answers
Yes. To make general comments, you can.
It for a compare and constrat essay
How long is the essay to be? For an introduction to the Midwest, you can say something like: "The Midwest is unique among the regions of the United States. It's language.... (etc.) But then you might need a separate paragraph to go into detail, or to compare and contrast, each of the subtopics you list in your question.
I all ready have introduce for my paper. so what I wrote above works for my paper.