People talking about Bumblebee in 1989 and in the World War II, listen up to this:
The Bumblebee on the World War II is a story from an entirely different universe with an entirely different story line of the transformers franchise. The new Bumblebee movie is the ACTUAL prequel of the first Transformers movie. The "one" Bumblebee in the World War II, is from an entirely different universe in the movie franchise. That's how you explain it