Read this excerpt from "The All-American Slurp." Mother's approach was to memorize lists of polite phrases that would cover all possible social situations. She was constantly muttering things like "I'm fine, thank you. And you?" Once she accidentally stepped on someone's foot, and hurriedly blurted, "Oh, that's quite all right!" How does this excerpt support the main conflict of the story? It illustrates the challenges of understanding a new language and culture. It proves that mothers and daughters disagree about how to study. It suggests that careless behavior can cause injuries to others. It demonstrates the importance of manners in all cultures.

It illustrates the challenges of understanding a new language and culture.

Explanation:

'The All-American Slurp' is a short story written by Lensey Namioka. The story is about adopting to American cultures by Chinese Lin family.

In the given excerpt, the conflict that is presented is to understand a new language and culture. The text  describes how the narrator's mother was trying to learn and understand new language and culture of America and how she, sometimes, face difficulties in understanding it.

Therefore, the correct  answer is option A.

hm, switch the relative; nominative and indefinite; objective ? not too bright in the knowledge of the english.