Which development best illustrates why World War I is classified as a total war?
A. The stalemate on the Western Front did not break until the United
States entered the war.
B. Governments invested heavily in propaganda to convince civilians
to support the war effort.
C. Trench warfare prevented either side from capturing much territory
from its enemies.
D. Submarines and other advanced technology made naval warfare
deadlier than ever before.
SUBMIT it