Which of the following statements best describes
the effect of setting on the mood of "the fall of
the house of usher"?
the country scene creates a mood of peace
and security
the dull, cloudy day creates a mood of
beauty and wonder
the dark, quiet autumn day creates a mood
of menace and gloom.
the melancholy house creates a mood of
frenzy and excitement

Correct answer is "The dark, quiet autumn day creates a mood of menace and gloom."

The story is designated  to create a gothic mood. Poe utilizes words like “black, vacant, decayed, gray, gothic and sluggish” to construct  the climate.

The house of Usher express depressed, creepy, dark and gloomy, such as a haunted house.

the narrator is saying that the old lady made her feel uncomfortable. you know this because they say "i found that rather irksome", "perhaps it was her being so upright and trim", and "i don't think it was that, because i thought that quaintly pleasant." hope this !