Answer:
A) Treaty of Versailles
Step-by-step explanation:
The Treaty of Versailles was the most important agreement that came out of the 1919 Paris Peace Conference, which followed the end of World War I
The Big Four is also known as the Council of Four. It was composed of Woodrow Wilson of the United States, David Lloyd George of the United Kingdom, Vittorio Emanuele Orlando of Italy, and Georges Clemenceau of France