Read the excerpt from The Song of Hiawatha.

So he journeyed westward, westward,
Left the fleetest deer behind him,
Left the antelope and bison;
Crossed the rushing Esconaba
Crossed the mighty Mississippi . . .

Which statement best describes the effect of repetition in the excerpt?
A. It emphasizes the journey's length and makes the poem powerful.
B. It creates enjoyment and enhances the humorous mood of the poem.
C. It establishes the poem's setting and explains events that happen.
D. It reinforces a new idea that is not present earlier in the poem.