What is the square footage of the empire state building?

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.

his face was as red as an

i think idk if im right but i think its d

two words that "tired" are "weary" and "rest".

hope this ,

-anime