Nce upon a midnight dreary, while i pondered, weak and weary, over many a quaint and curious volume of forgotten lore— while i nodded, nearly napping, suddenly there came a tapping, as of some one gently rapping, rapping at my chamber door. “’tis some visitor,” i muttered, “tapping at my chamber door— only this, and nothing more.” in this excerpt from “the raven” by edgar allan poe, what is the speaker doing when he hears a knock at the door? pacing reading weeping sleeping

reading

Explanation: In this excerpt from "The Raven" by Edgar Allan Poe, the speaker is reading when he hears a knock at the door. The narrator is reading on a bleak December night to forget that his beloved Lenore is dead. Is at midnight, and he is about to fall asleep when a sudden noise fills him with fear. He tries to convince himself that it is some visitor and nothing more.

answer: b (host)

viruses use the cells of living organisms to reproduce. the cell which is used by virus is called as "host cell". it is a living cell in which virus multiplies, example bacteria, plant or an animal cell.

in this, the virus is a parasite, which uses host cell for its benefit (reproduction) by using the cell machinary of host cell.

d understatement