The information presented in the book is credible.
Explanation:
"George's Secret Key to the Universe" is a children's book and features a group of children traveling through space and learning scientific concepts through portals and windows created by a highly technological and efficient computer. Although this plot is very fanciful and unrealistic, the book presents very credible scientific information, explaining in a childish but efficient way concepts like atoms, black holes, celestial bodies, planets, among others.
The preparation stage is the stage where you would be making notes about the topic because when you are makInch notes before they talk about the topic, then you are talking about the preparation stage.