Which of the Following Describes the German Allies as the War

Which of the following describes the German allies as the war drew to an end?

A) Bulgaria was able to hold off Allied attacks in the Balkans.
B) With the Russians out of the war, the Ottoman military could now be used by Germany on the Western Front.
C) The Austrian defeat of the Italians at Caporetto took Italy out of the war.
D) The Habsburg dynasty was disintegrating along nationality lines.
E) After Russia left the war, it pledged support for the Germans in return for territory after the war.