Answer:
To use the genre of fiction to explore the harsh realities of war and communicate them to a wider audience.
Explanation:
Author Tim O'Brien's purpose in writing his book The Things They Carried is to use the genre of fiction to explore the harsh realities of war and communicate them to a wider audience.
Assateague is a large island off the coast of Virginia, it is inhabited by wild ponies.
I'm pretty sure it'd be A.