Failing her driving test, Saeng is saddened by life in America and it changes her entire life which ultimately changes the story. This moment can be considered a turning point, as Saeng begins to realize the difficulty of being a foreigner.
However, when she failed her driving test, her perception changed. She was able to understand that her adaptation was not so good and in addition to being very sad about the failure, she realized that no matter what happened, she would always be seen as a foreigner.
This vision made her realize the difficulties that an immigrant suffers and that changes her whole life.
More information about what an immigrant is at the link:
https://brainly.com/question/11814569
