Assonance takes place when two or more words close to one another repeat the same vowel sound but start with different consonant sounds.
Assonance is uses here because the words repeat the same vowel sounds but the words don't start with the same consonant.
Repitition of the same consonant sounds at the beginning of a group of words is alliteration.
"like" or "as" indicate a simile.
I would say that the answer is: "I swear she cast a shadow white as stone."
hope this helps and have a great day :)
After reading the passage, it my be said that the narrator seems to feel that despite being busy all day, he had the chance to enjoy the place, to breath. maybe it was like an "injection" of energy for him this such fresh air he was able to feel. he is even comparing it to a place with a polluted air which gives him another perspective of the fresh air he was able to find in this place.
Call of the Wild by Jack London is told in third person omniscient. You didn't put an author so I'm assuming this is the one