Answer: need a little more background information
Explanation:
A book usually written by someone else. it's usually about a famous person but someone who isn't well known writes about them. they conduct interviews and stuff but the the person it's about doesn't write anything about it.
ex. taylor swift
author: John brown
Answer:
The prepositional phrase is: "in the pool" .
As such, you would put a "P" over each of the 3 (three) words in the phrase:
" in the pool" .
_________________________________________________