Question 1 What does Santiago observe about the merchant just as he prepares to leave?

a. The old merchant's hair was very much like the hair of the old king.

b. The merchant is in love with the woman who sells them the tea.

c. The merchant had changed looked very old.

- "the basic difference between keywords and subjects is that subjects (or "subject headings") have been predetermined, while keywords have not. a keyword is an easy place to start because you can use any word that seems to fit your search; this is called "natural language" searching."

it is the : d because is true

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.

what sentence

explanation: