Which term is best associated with the international political situation of the 1950s, in the aftermath of World War II and the defeat of fascism?

A ziggurat is a

a. pyramid. b. fort. c. building made by Gudea. d. Mesopotamian temple platform.

Interior, Palatine Chapel, Aachen

a. How does this work express Carolingian style? b. What earlier traditions does it reflect? c. Who commissioned this work?