Answer:
Because Marguerite lived in the center of the city's black community with her grandmother, having little contact with the city's whites.
Step-by-step explanation:
Marguerite, spent most of her life within the black community of the city, which meant that she had little contact with white people and knew little about them, in addition to having a violent and prejudiced position with the black community, who also did not he behaved in a safe and welcoming way, especially with women, like her.