Which of the following public officials is typically elected?

Which of the following public officials is typically elected?
 
  a. Superintendent of schools
  b. Mayor
  c. City manager
  d. All of the above

Question -2-

Which U.S. Supreme Court decision established the principle of equal representation and found that unequal representation violates the Fourteenth Amendment of the U.S. Constitution?
 
  a. Baker v. Carr (1962)
  b. Reynolds v. Sims (1964)
  c. Westbury v. Sanders (1964)
  d. Thompson v. Woodbury (1970)

Question -3-

Robert Dahl described New Haven, Connecticut, as a community with
 
  a. too many competing government jurisdictions.
  b. a power elite.
  c. a small-town orientation.
  d. a variety of power centers, with no single one in control.