Reread this passage from Abbie Rubin's journal entry about a horseback riding experience: When we got to the car, it was obvious that my aunt was in pain and I knew that, being the oldest, it was gonna be my job to help her out as much as I could for the rest of my visit with her.
What element of writing does this passage represent?

a description of herself
a reflection about horseback riding
a detail of the event
a reflection about herself