please helpppp

The length of a book (in pages) is a function of
the number of words in the book. This function
is written /(w). What is true about this function?
Circle the best answer.
Answer Choices:
(20,000) is the length of a book with 20,000
pages.
|(140) describes a book with 140 pages.
|(15,055) is the number of pages in a book with
15,055 words.