The answer to this would be B- Longitudinal Study.
Proves why the other persons argument is incorrect and why your argument is correct
Explanation:
well nowadays there is black lives matter and so much drama for races for whites, blacks, hispanics, etc its been around so long now people are getting sick of it so my opinion on it is that i don't want black people to be slaves or anything there a person and there judged bc of the color of there skin.
the answer for APEX is A. the violence used by segregationists against the protests was shown across the country.