Which two statements describe the effect of repetition in the last stanza of Robert Frost's "Stopping by Woods on a Snowy Evening" correctly ?

The woods are lovely, dark and deep,

But I have promises to keep,

And miles to go before I sleep,

And miles to go before I sleep.

AThe repetition shows the distance that the speaker has to travel before he finishes his job.

BThe repetition emphasizes that the speaker has accepted his responsibilities in life.

CThe repetition is a decorative feature and does not add to the meaning of the poem.

DThe repetition indicates that the speaker has found.