QUESTION MARKS In My Post content for Amazon Products

https://icliffdive.com/adventure-unleashed-gopro-hero12-black-review/ https://icliffdive.com/unleash-your-adventures-with-gopro-hero12-black-our-review/ You can see that these posts are littered with "?" marks I am not sure why these are  showing up. I am assuming that it is because of some special or empty characters that are being generated