Read this sentence from neil de grasse tyson's preface to his book the pluto files:
the pluto files chronicles and documents pluto's remarkable grip on hearts and minds of the american public, the professionals, and the press.
why would this be considered an example of expository writing?
a. it provides a fictionalized account of pluto's history.
b. it reviews tyson's book and offers an opinion.
c. it informs the reader about the public's love of pluto.
d. it argues that people should not care so much about pluto