challenge: What is the origin of the title of John Milton's work 'Areopagitica'?
  
  A. A speech written by Athenian orator Isocrates in the 4th century BC
  B. A reference to a hill in Rome where ancient tribunals were held
  C. A defence made by Socrates in an Athenian court
  D. A speech written by a Roman orator in the 1st century AD
  Answer: 