The Holocaust is an example of a political policy of (Choose one):

A) suppression of the civil rights of the German people

B) nationalism carried to an extreme

C) the destruction of Eastern Europe countries

D) burning cities to eliminate resistance

answer; researchers typically cannot control people's sexual behaviors as would be necessary in an experiment;

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations.