What did African American abolitionists do to try and end slavery in the US?

Greg goes to a high school and observes the way students talk to each other. he makes notes on the words used, the atmosphere of the school and the way the students present themselves to each other. this is an example of a( research method.

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

What are the cultural characteristics of mexico?