Which of the following best assesses the outcomes of World War I?

A) The war killed more civilians than military personnel.
B) Although Germany lost the war, it gained a stable and long-lasting democracy.
C) It marked the rise of the Ottoman Empire.
D) It established Japan and the United States as world powers.

World War I significantly altered global power dynamics, notably by weakening European powers and contributing to the rise of the United States and Japan as significant global actors. The war's end saw the U.S. emerge as a creditor nation and a leader in the League of Nations, while Japan expanded its influence in Asia.