"The narrator working in baste but in silence to cut apart the body" juxtaposes order and chaos
Explanation:
Juxtaposition is a device that writers use to put to elements, characters or situations, one next to the other in order to make a comparison either to show their differences or their similitudes, the sentence "The narrator working in baste but in silence to cut apart the body" is a juxtaposition that faces order and chaos.
An alliteration has an sound at the beginning of the words that repeats, which would be the 'f' sound in this case, as it is in the beginning of every word.