The billows .... sleep.
Personification is when you give a human characteristic to something, in this case, sleep
Krakauer describes the discovery of Chris's abandoned car in Nevada. He also describes Chris's movements around the West. As Chris travels, he makes friends, forages, hitchhikes, and canoes. His journal chronicles his adventures and satisfaction with his new way of life.
Timothy was so vain that the very first thing he did every morning was to look at himself in the mirror for five minutes.
D
Reasoning: There were many words that were not useful and it could of been shorter in my opinion.