Answer:
Progressives were trying to restrict who could participate in American democracy, while democratizing America even more for those included.
The Black Death was a disease. And was spread when packages were sent from Japan to the USA. And from there spread to airports and travel rings.
World War I was called the Great War. People thought that it would be the war to end all wars.
Hope that helps
The answer is C. As new colonists and explorers discovered the Americas, they also brought disease. This heavily impacted the American Indians as a majority of their population suffered from epidemics.