Read the excerpt from poe’s "the fall of the house of usher."

[s]he succumbed (as her brother told me at night with inexpressible agitation) to the prostrating power of the destroyer; and i learned that the glimpse i had obtained of her person would thus probably be the last i should obtain -- that the lady, at least while living, would be seen by me no more.

how does this excerpt provide information about the narrator of the story?
a-it describes what the narrator knows from his past.
b-it describes what the narrator experiences in the story.
c-it provides an inference drawn by the narrator.
d-it provides a criticism voiced by the narrator.