What is the best summary of the first paragraph of How We Entered World War L?
O The United States was not considered a great power until it entered World War thus beginning its continual
involvement in world affairs.
O The Spanish-American War gave the United States a basis of power so it could enter World War l as a great power.
O The United States entered World War I as a great power but has not influenced world affairs in the same way since.
O The United States has always been considered a great power, despite its desire to withdraw from world affairs.
Its "a"