Could someone give me annotations on the paragraph?

you should Annote "that system legally allowed black americans to be treated as non-human property"

annote where it says a 2010 study found that non-white families with incomes above 75,000 are most likely to live in poor communities than white families with incomes below 40,000

and also annotate what u think seems important on the last paragraph

the answer is d. she became an english professor at university of georgia.

mailman is the most possessive answee