Notes"many choices
At its atomic level, a cyoa book is a collection of numbered pages of a few different types. Most pages tell a portion of the story, then finish by telling you to jump to another page. A smaller number of pages tell a conclusion to the story and represent an endpoint with no further jumps. We can subdivide these ‘narrative’ and ‘endings’ groups further based on the number of choices offered or the goodness of the ending. To visualize this, imagine color-coding every page in the book and then laying the pages out next to each other"Unfurl
Creating Adventure Games On Your Computer