What is the MAIN reason that the author includes repeated flashbacks to the march in Selma?

The marches were organized by nonviolent activists to demonstrate the desire of African-American citizens to exercise their constitutional right to vote, in defiance of segregationist repression; they were part of a broader voting rights movement underway in Selma and throughout the American South.

After Jackson died of his wounds just over a week later in Selma, leaders called for a march to the state capital, Montgomery, to bring attention to the injustice of Jackson's death, the ongoing police violence, and the sweeping violations of African Americans' civil rights.

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i would say c, admiration because the narrator related to the main character and she, too, once felt ashamed about her culture and wished to be an american girl to impress a boy. she felt admiration because her mom prepared her favorite foods when her and robert's (the guy she liked) family all came together and had a family reunion.