Those who advocated the acquisition of an American empire in the late nineteenth and early twentieth ...

Those who advocated the acquisition of an American empire in the late nineteenth and early twentieth century espoused which of the following ideas?
 
  a. When the United States intervenes and remakes the societies of weaker nations, it is extending the benefitsof liberty and prosperity to less fortunate people.
 b. Because the American empire will be built by peaceful means, there is no need for expansion of the navy.
  c. American involvement in other lands will be confined to the sharing of American technology and will beinitiated only at the request of foreign peoples.
 d. In acquiring colonies abroad, the United States must allow the peoples of those lands to shape their owneconomic and political destiny.