The answer is to this is "are"
Hello there!
The purpose of informational text is to inform the reader on a certain topic or idea, hence the word "inform" in informational.
I hope this helps and have a great day!
<span>American writers,like Edgar Allan Poe, use more detail in there writing and have stories to there writings. While, European writers use different details then Amarican writers would use. I hope you are satisfied with my answer and feel free to ask for more </span>