Theodore Roosevelt's Taking of the Panama Canal Zone Is an Example

Theodore Roosevelt's taking of the Panama Canal Zone is an example of:

A) his ability to speak softly in diplomatic situations when he knew he was outgunned.
B) international Progressivism-the United States was intervening with the sole purpose to uplift the peoples of Central America.
C) liberal internationalism, since he worked closely with the French to work out a deal favorable to Panama.
D) his belief that civilized nations had an obligation to establish order in an unruly world.
E) one of the many wars in which Roosevelt involved the United States.