Explanation:

The Treaty of Versailles was the most important of the peace treaties that brought World War I to an end. It was signed on $28$ June $1919$, in Versailles, France, exactly five years after the assassination of Archduke Franz Ferdinand. - Option A (Treaty of Versailles): This treaty officially ended World War I, signed in $1919$. This is the correct answer. - Option B (Maastricht Treaty): This treaty was signed in $1992$ and led to the creation of the European Union. It is unrelated to World War I. - Option C (Treaty of Lisbon): This treaty was signed in $2007$ and amended the two treaties which form the constitutional basis of the European Union. It is unrelated to World War I. - Option D (Treaty of Rome): This treaty was signed in $1957$ and established the European Economic Community (EEC). It is unrelated to World War I.