Here saved you a click and and badly written "article"
In an online discussion post, Alcorn State University history professor Dr. Jason Gibson posed a question that represented part of his students' midterm. It was about the Industrial Revolution, but knowing how many students now rely solely on artificial intelligence for their answers, he secretly embedded instructions telling the AI to include information about Madagascar in a way that makes no sense.
Being written in white text meant the instructions were invisible.
(...)
Had any of these cheaters even bothered to check what the AI had generated, they'd likely have noticed the strange references to the island country constantly appearing in an essay about the Industrial Revolution.