An educated financial and social elite in European colonies in the Americas.
The statement that best describes the United States' changing role in the world during the twentieth century was E.<span>It became a military superpower in the world but lacked a strong economy. The reason for the non strong economy was due to the Great Depression, and financial crisis of the 1920's.</span>
It should be war, famine, and class struggles. I really hope this helps, let me know if you need clarification.