Which group during the 1920s grew close to 4 million and took political power in the south

the answer is 1.. i think

an interest group is an organization whose members share common concerns, and try to influence government policies that impact those concerns. elected officials frequently complain about the influence of "special interests" on american politics.

the structure was most likely used for;

c. playing a ball game with stone hoops

a stronger central government  

its what they are