Why was Theodore Roosevelt the most progressive president

Which of the following descriptions is an example of the curtual diffusion

Under the new imperialism europe did not need large numbers of people to control territories because of

The establishment of columbia as the state capital was important because a) it was located in the heart of the upcountry. b) it was located in the heart of the low-country. c) it was already established as a vital industrial center. d) it represented a compromise location central to most citizens.