Answer:
Option B.
Step-by-step explanation:
Germany signed the Treaty of Versailles, is the right answer.
The most influential treaty that put an end to the First World War was the Treaty of Versailles. Singed on June 28, 1919, in Versailles, the Treaty of Versailles formally concluded the nature of the conflict between Germany and the Allied Nations. One of the most important and contentious provisions of the treaty was that "Germany [to] affirm the responsibility of Germany and her allies for beginning all the destruction and damage" throughout the war.
The treaty obliged Germany to neutralize, make extensive regional concessions, and meet reparations to some nations that had made the Entente powers.