please describe two episodes from Books 9-12 of the Odyssey that illustrate one of the five main themes. Describe what happens in the episode, describe how this episode illustrates one of the five main themes, and explain how the episode asks us to think about the theme (i.e. is the presentation of guest friendship good or bad, is Odysseus' absence from his home problematic or an example of him experience the joys of the road, is someone being clever or too clever for their own good, etc.)