Well, it depends. Some Carrie fanfiction can be really well - written and add interesting dimensions to the story. However, the quality can vary a great deal. You might find some that are not so great in terms of writing style or plot development. But overall, if you're a big 'Carrie' fan, it can be a fun way to engage more with the concept.
Carrie is purely fictional. The author crafted the story from their imagination, not based on real events or people. The elements and situations presented are made up to engage and thrill the readers.
No, Carrie isn't a real story. It's a work of fiction that explores themes and scenarios crafted by the writer's creativity. There's no factual basis to it.
Carrie can be seen as a YA novel. It deals with issues that are relevant to young adults, such as bullying and identity, and often attracts readers in that age group.