The answer is D. Dolores Huerta
Dolores Huerta: Born in New Mexico in 1930, lobbied California state legislators to enact legislation for noncitizens, cofounded the United Farm Workers labor union, and helped farmworkers gain collective bargaining rights.
There are no answer choices, but you don't need to know the author/publishers birthdate or favorite where they live. Just when they did it, who published it, the year they published, etc.
I would think it would be D.
A is incorrect as slavery was just made illegal.
B is incorrect as the United States could not allowed African Americans to not abide by laws.
C is incorrect as it encourage the slaves to assault the slave owners
