Refer to Explorations in Literature for a complete version of this narrative. In "The Interlopers" how does the word wolves fulfill a purpose in the narrative arc?

It hints at action and grabs the reader's attention in the exposition.

It suggests what the conclusion might be as the story closes and signifies the end of the falling action.

It introduces animals as characters in the story and suggests a setting since wolves often live in the wild.

It instills a sense of fear in the reader and adds to the rising action and conflict.