Ruth is writing an essay about the reasons for changing a folk tale from a dark, grotesque story to a story that is appropriate for children. Which statements best describe the structure Ruth should use? Select two options. Ruth should use the cause-and-effect structure to show that the darkness of earlier stories caused authors to change them to be appropriate for children. Ruth should use the problem-solution structure to show why the dark stories are problematic and how changing them solves the problem. Ruth should use the problem-solution structure to show that the result of the darkness of earlier stories was the trend toward rewriting them for children. Ruth should give examples of the problems that dark stories can cause for younger audiences and the changes that can solve the problem. Ruth should describe the effects of dark stories on children and the changes that lessen those effects.