challenge: What information can be obtained from the graphical timeline of the U.S. Supreme Court justices?
  
  A. The predecessors, successors, and fellow justices of each justice, as well as their tenure on the court
  B. Only the names of the justices and their tenure on the court
  C. The number of cases decided by each justice during their tenure
  D. The political affiliation of each justice
  Answer: 