It wouldn't be long before there was tape down the middle of the cafeteria, dividing it in two. If you weren't thirteen, you dared not enter the thirteen-year-old side. If you tried, the lip-gloss army would hurl you back.

—"I'm Not Thirteen Yet,"
Amy Bernstein

This passage describes the writer’s experience of

walking across the cafeteria.
feeling unaccepted by the thirteen-year-olds.
wearing lip gloss for the first time.
being accepted by the thirteen-year-olds.

feeling unaccepted by the thirteen-year-olds.