A large part of any story is made up of causal relationships that arise, especially during conflict and growing actions. Regardless of whether the influence on the protagonist or on the plot itself is studied, an important element in understanding literature is the relationship between actions or events and their outcomes, including choice and consequences. Cause and Effect Tree PowerPoint charts are simply an action with a reaction. When an event occurs, its influence affects the course of history, often dramatically changing the nature or subsequent events of history. Cause and effect are also very important for the plot, moving the action forward.