Answer:
Shaw v. Reno centered on an issue of civil rights.
Explanation:
Shaw v. Reno was a ruling of the Supreme Court of the United States in 1993, by which the Supreme Court placed a limit on the practice of redistributing electoral circuits according to racial criteria: if this practice were carried out, the protection established by the Voting Rights Act of 1965, by which race or skin color could not limit the right to vote or political representation of citizens, must be complied with.
B because the interent is spreading it, and that is the definition of diffusion pretty much
