The answer is A. To describe the writer's changing perception of her quinceañera celebration.
Explanation:
In the excerpt presented a female narrator describes events related to her quinceañera which is a celebration in Mexican culture a for the 15th birthday of girls. About this, the writer describes the days before the celebration she felt embarrassed and just wanted to avoid the situation, this can be seen I "I felt my cheeks grow red with embarrassment" or "wished that I could just find a hole to crawl into and hide".
But this negative perception changes the day of the celebration "This day wasn't for my mother after all; it was for me" because the girl realizes it is a celebration for her and everyone that appreciates is there for her, besides the Mexican culture is reflected in the celebration "My heritage, I realized, was very real". Therefore, this essay purpose is "to describe the writer's changing perception of her quinceañera celebration".
