Its a metaphor! A simile uses "like" or "as" to and an analogy shows a comparison between two things, figuratively! You can use process of elimination to find this answer!
The first paragraph has end rhyme "Door, implore, more"
The second has end rhyme "before, nevermore"
The 3rd has alliteration "Nodded, nearly, napping"
Colloquail English writing are informal or contain informal or everyday language like what's up and mostly contain contracted forms of words and street terms. Examples of such writings are friendly letters or letters written to agemates like friends. Formal writings on the other hand are written differently. All words are written in full form and the proper form of English is used. Example of such writtings are formal letters or letters written to people of high offices or authority.
The theme is almost like the theme for treasure island
Assuming the excerpt includes the line "With patriarchs of the infant world—with kings,", the word infant means early or young.
As in, with patriarchs of the part of the world's history in which there were still a lot of powerful Kings, which was early in world history.
