The ruling in the U. S. v. Nixon protected the use of executive privilege unless it A. threatened national security.

B. violated the rights of citizens to petition the government.

C. interfered with another branch of government doing its job.

D. international issues involved.

Just think, why was it effective? -it appeled to critics because it was written well, that made it noticeable to the public including the white population-it was also recognizable to the african americans because it was about their heritage.-it was powerful just keep finding more points and elaborate on them. message me if you need more

The social difference that caused sectionalism in the antebellum era would be c.)  north was disorganized. the north had slow population growth, where as the south had mass immigration.hope this really mark