Which topic sentence best supports the following thesis statement? The author of Unicorn Adventure creates a fascinating setting that draws readers into the story. A. The magical forest is described in detail to help readers picture it clearly. O B. In chapter 3, readers learn that the forest is protected by the unicorn king. C. Wood nymphs, she explains, are small creatures that live in the trees. D. The story also has a thrilling plot that keeps readers guessing.