How does Lee's work reflect a plantation heritage?

The correct answer to this open question is the following.

Although there are no options attached, we can say the following.

Lee's work reflects a plantation heritage in that he describes in his book the misadventures of black people in southern plantations and all the suffering and pain of African American slaves while living and working in the southern plantations, specifically , in Alabama, and the way this behavior was inherited and lived by the white society of the time.

We are talking about renowned author Harper Lee, who is the author of the influential book "To Kill a Mockingbird."

This novel was published in 1960 and has become a classic of American literature for its approach to racial inequality.

its hard for me to see which word is supposed to be in bold. if i knew then i would be able to better.