The last paragraph of an editorial which is also called as the clincher.*1 pointPunchlineleadFoliobyline

The correct answer is Folio.

In the context of writing and editorial pieces, the last paragraph is often referred to as the "clincher" or the concluding section that summarizes the main ideas or offers a final thought. The term "folio" typically refers to a specific type of publication or written page, but when considering the options, it aligns best with the concept of wrapping up an editorial or article.

To further clarify:

1. Punchline generally refers to a climactic statement in jokes or anecdotes.
2. Lead refers to the introductory part of an editorial or article that captures the reader's attention.
3. Byline is the line that credits the author of the piece.

Thus, the last paragraph is best categorized under Folio in the choices given.