Which of the following choices are in correct chronological order?
A.World War II, early civilizations, empires of the ancient world, and early modern times
B.early civilizations, regional civilizations, world wars and revolutions, and early modern times
C.regional civilizations, empires of the ancient world, enlightenment and revolution, and early modern times
D.early civilizations, regional civilizations, early modern times, world wars and revolutions