This excerpt narrates how the man and woman arrive to the top of the mountains, tired and beat. So they explain through really predictable words such as: exhausted, went to sleep... and also their desperation to get some rest when they say: <em>"I took a buffalo rope from the packs and wrapped myself in it..."</em>
The answer is: 3. It helps establish the idea that Didion's experiences in New York feel somewhat surreal to her now, like those of a character in a movie. <span> </span>
