Read the sentence from a summary about The Hot Zone. Richard Preston’s book The Hot Zone details the steps soldiers and scientists took to identify the deadly Ebola virus found in monkeys near Washington, D. C.

What best describes this sentence taken from a summary of this book?

It is objective because it is based on facts and does not present feelings or opinions.
It is objective because it presents personal feelings and opinions in addition to the facts.
It is subjective because it is based on facts and does not present feelings or opinions.
It is subjective because it presents personal feelings and opinions in addition to the facts.