Which of the Following Statements Accurately Describes Historians' Assessment of the Effects

Which of the following statements accurately describes historians' assessment of the effects of World War I?

A) The war stoked a sense of French invincibility.
B) The war caused a sharp rise in resentment toward technology.
C) The war was a boon for British national identity and shattered German national unity.
D) The war was felt as a brutal trauma by nations throughout Europe and the world.
E) The war prompted a European return to nineteenth-century social values.