Theodore roosevelt’s solution for dealing with different groups was called the new deal. the progressive deal. the square deal. the new freedom.

Theodore Roosevelt’s solution for dealing with different groups was called the Square Deal. This deal had 3 main objectives: control of corporations, conservation of natural resources, and the protection of consumers (these objectives are also commonly referred to as the 3 "C"s of the Square Deal).

This deal was mostly aimed at helping the American middle class, while also protecting businesses from possible negative actions from organized labor associations. This deal was meant to provide opportunities on equal terms for all.

The answer is "c"

Explanation:

The three "c" came from the square deal.  

both include an amendment process.

"they had a large area of land that they owned."