According to what is being asked about the structural element in this poem, it can be stated that this poem is a sonnet, it does contain fourteen lines, but does not have an apparent rhyme scheme nor repeating lines of regular meter. She uses metaphor, simile, and imagery in both stanzas to describe this woman and her unique artwork...
so the reason why an author would expand all that is because of history we had to know everything about the history of the Americas so we had the right religion we where before anything happens and we also had to know how they behaved to see how we had improved