Question

European leaders of England and France were slow to stop the advances of Hitler and Mussolini because

Answer 1

European leaders were slow to stop the advances of Hitler and Mussolini because they were stil reeling from World War I and hoped to avoid another large-scale conflict - D. Despite saying this, the European nations had a sense of what was to come, only that they didn't really think it would come at such a vast price and body count tag. 

Answer 2

THE ANSWER IS D.THEY WERE STILL REELING FROM WORLD WAR l AND HOPED TO AVOID ANOTHER LARGE- SCALE CONFLICT

  TRUST ME I TOKE THE TEST

                                                                                  HOPE I HELPED!