Working thesis statement, Main points, and supporting sources Exploring your working thesis statement, main points, and supporting sources. This week we’re combining the abbreviated bibliography and the developed outline with thesis statement to give readers an insightful, carefully written post. Continuing with your Covid 19 Pandemic theme, explain your working thesis statement, main points, and supporting sources—be sure to include the naysayer, or counterargument. Think about ways to connect with the current Covid 19 concerns. For example working with connected issues in social distancing.