Help 10 easy points example of a metaphor?

(1 Point)
a. ". . .key to keep the swine flu. . ."
b.”. . .the swine flu was a raging fire. . ."
c.”. . .swine flu came into. . ."
d.”. . .keep their hands washed. . ."

a i think.

Explanation:

Bc it was the one that compare something to another.

a phrase is a set of word that make a sense, an expression formed by two or more words.

" teacher´s dictum on the possession of human "

" made a pile practicing "

" lived to an impressive age and dies "

a clause, in a grammar way is a series of words that have a complete meaning.

" was irritated by the persecution of those who called themselves "