What does Odysseus offer to do?

Which of the following best explains why the author chose the compare-and-contrast structure for paragraph 2

Seven pleiades entranced in heaven, form in the deep another seven: endymion nodding from above sees in the sea a second love. how do the ideas in the excerpt compare to poe’s ideas in "the poetic principle"? this celebration of love offers the “lessons of truth” that poe encourages. this scientific reference relates to the “precepts of duty” that poe praises. this reflection of the night sky offers a “contemplation of the beautiful” that poe encourages. this image of heaven encourages the “incitements of passion” that poe praises.

What is the source of tension in this excerpt? ellery searching everything insects filling the light fixtures ellery standing on the desks louise carpenter whispering