Which of the following did not take place in South Carolina during the 1920s?

What agreement did britain and the united states make in the treaty of 1818

According to the federal regulations, human subjects are living individuals about whom an investigator conducting research obtains information through interaction or intervention with the individual, and uses, studies, or analyzes the information; or:

Drag and drop the reasons for widespread discontent around the world in the early 1900s.