How is the theme of loyalty and sacrifice developed in the odyssey?

  Loyalty is defined as faithfulness or devotion to a person, cause, obligations, or duties. In Homer's Odyssey one can see loyalty in many forms. Odysseus is loyal to the gods whom he realized held his life in their hands. Penelope was loyal to Odysseus, while trying not to offend the rude suitors.

Explanation:

He shows loyalty to the community by welcoming strangers to his home with feasts and gifts. He shows loyalty to his family by risking his life on the search for the knowledge of Odysseus' situation. He journeys to Pylos and Sparta to seek news of his father whether he is dead or lost.

"the day we found the sharks' teeth" i would say highlight the element of the plot as it sets its boundaries and centers the adventures of them being on a boat and cleaning spit of sand.

the answer is: round.

in literature, round characters are considerably complex and experience or are subjected to unpleasant situations. as a consequence, they go through crucial sentimental and psychological development, which can cause surprise in the readers. in this case, juan's dramatic transformation is related to the adversities he meets at school.