Answer:
Aids virus was discovered around C.) 1981
Explanation:
The Treaty of Versailles<span> (French: Traité de Versailles) was one of the peace treaties at the end of World War I. It ended the state of war between Germany and the </span>Allied Powers<span>. It was signed on 28 June 1919, exactly five years after the assassination of Archduke Franz Ferdinand.</span>
A democracy is a government in which people elect their own leader, have many freedoms, and have little government control. The US and Canada are democracies.