In this (extremely long) passage, I found the line "night found him leg weary" to be an example of personification. This technique makes non-animate objects do human actions. Night can't actually find someone, so it is personification. Another example of this might be "the stars danced in the sky" since they can't really dance.
<span>The excerpt from “Song of Myself” by Walt Whitman is an example of </span>A long line/
Answer: the answer is the river
Explanation: <u><em>setting means place and the only place written in the sentence is river so yes the answer is river</em></u>
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