Answer:
A statement that sets the stage for what you're going to talk about in your essay.
Step-by-step explanation:
Your thesis statement usually consists of three main reasons or points, in which each point will be a paragraph in later time for your essay. Thesis statements are very important because they "sets the stage for what you're going to talk about in your essay." It prepares the reader and gets the reader interested in your topic and your three main points you are going to be talking about during your essay.
Hope this helps.