GOT IT; SO, YOU KNOW A THESIS IS A CLAIM THAT ANSWERS THE PROMPT; LIKE SOMETHING DID SOMETHING ELSE, RIGHT; AND THAT CLAIM MUST TRY TO PROVE SOMETHING; I KNOW HOW TO WRITE A THESIS, WE DID THAT IN ENGLISH; AND IT NEEDS ARGUABLE SUPPORTS, CALLED ARGUMENTS; OK, SO LET'S SEE WHAT YOU HAVE WRITTEN FOR A THESIS ON COLUMBIAN EXCHANGE IMPACTS; "THE COLUMBIAN EXCHANGE IMPACTED FOR BETTER AND WORSE THE AMERICAS AND EURASIA"