Reconstruction ended with an order from the Supreme Court

Which of the following best describes the term faction, used by James Madison in the Federalist Papers?

a. redistricting  b. self-interest group  c. party platform  d. political challenges 

What is the graphical descriptive representation of the counts of observations grouped within pre-specified classes called?

a. Empirical distribution b. Histogram c. Frequency distribution d. All of the above