Fortunato is hesitant to follow montresor into the vaults. why do you think poe included this detail?

Can someone explain this to me clearly plz

Read the excerpt from poe’s "the fall of the house of usher." his ordinary occupations were neglected or forgotten. he roamed from chamber to chamber with hurried, unequal, an objectless step. the pallor of his countenance had assumed, if possible, a more ghastly hue -- but the luminousness of his eye had utterly gone out. which statement best describes the effect of the narration on the story? the narration reveals usher’s feelings of discouragement. the narration reveals usher’s absent-mindedness after his loss. the narration suggests usher’s confusion in the wake of his loss. the narration suggests usher’s mental decline after his sister’s death.

Read the following passage and answer the question.this clumsy living that moves lumberingas if in ropes through what is not donereminds us of the awkward way the swan walks.describe the meaning of this quote in at least 150 words.