Answer:
It provides foreshadowing because the owl gives a warning that the peace would soon end.
Answer:
I think its "So boy, don't turn back./Don't you set down on the steps/ 'Cause you finds it's kinder hard./ Don't you fall now-/ For I'se still goin', honey" (Lines 14-18)", because the rest of the lines seem to be the speaker telling her son about her experience in life. These lines however, are more directed at her son as a bit of warning/advice.
hope this helps! :)
Foreshadowing that hints at what's coming next.
I love my life my is positive and I love how my life is uphill I'm happy every day and I do what I'm told and get good grades