Narrative Techniques and Isolation in Literature

Read the excerpt below from a short story. In this passage, the author uses various narrative techniques to develop the theme of isolation.

Excerpt:

"The winds howled outside, rattling the shutters in their frames. Inside, Sarah sat curled up in the corner of the dimly lit room, the walls closing in on her. She felt as if the whispers of the wind were echoing her own feelings of loneliness—constantly reminding her of the distance between her and the world outside."

Analyze how the author's narrative techniques contribute to the theme of isolation in this passage. In your response, discuss at least two narrative techniques employed in the excerpt and how they impact the reader's understanding of the theme. Be sure to support your analysis with textual evidence.