At the end of this selection of the book, the creature says "The sun is yet high in the heavens, before it descends to hide itself behind your snowy precipices and illuminate another world, you will have heard my story and can decide. On you it rests, whether I quit forever the neighbourhood of man and lead a harmless life, or
become the scourge of your fellow creatures and the author of your own speedy ruin."
This is an example of

1.rhetoric
2.indirect foreshadowing
3.direct foreshadowing
4.symbolism