100 points!!! Brainliest if correct, fool answer will get reported

Kiara is polishing one of her short stories for a writing contest. She wants to be sure to hook her readers’ attention from the start so they will keep reading. The story begins with this paragraph:

It was the oldest oak on the property. Every autumn, its leaves were a stunning mix of red and orange hues. Its arms could easily bear the weight of ten men. And I hated that I was the one in charge of chopping it down.

Why does Kiara include the detail “I was the one in charge of chopping it down” in her story’s opening?

A.
She uses it to introduce the narrator’s first-person point of view.
B.
She uses it to introduce the main character and identify his or her job.
C.
She uses it to establish the property and the old oak tree as the story’s context.
D.
She uses it to describe important background information about the story’s narrator.