How to find a theme for a nonfiction text:
~theme is the overall point that the author is trying to make
->to identify the theme, you've first gotta identify the story's plot, the way the story uses characterization, and the primary conflict in the story
~ Literary nonfiction writers develop their story's theme by researching and using supporting references and factual details to illustrate the point, using language to make the story more compelling
~the theme is the main idea of the story
~in a nonfiction informational texts, the central ideas are the most essential ideas
Hope this helped you-have a good day bro cya)