100 POINTS What is the topic here??? PLEASE HELP!!

2. Over the years several popular children's books have been banned in the United States for a variety of reasons. Many of them are considered classics, such as Charlotte's Web, Winnie-the-Pooh, The Wonderful Wizard of Oz, Green Eggs and Ham, and Where The Wild Things Are. Identify the topic here and take a position. Create a thesis statement that supports it.