I would say B.
as Imperialism during the industrialization era allowed for nations to colonize under developed nations in Africa and Asia. Which gave them access to their natural resources and markets
For example the British Empire had a vast amount of land with a array of resources but they held economical markets in Asia (China, India and Malaysia)
Symbolically, the president serves as the leader of the nation (Chief of State) and by playing his role he represents the country even when negotiating treaties and other types of agreements with foreign leaders of other countries (Chief Diplomat); that is that he is the main figure and voice of American foreign policy. He uses the Executive Agreement and de diplomat Recognition to conduct foreign policy. Plus, as leader of the nation, he also has power to run the armed forces under the Article II, Section 2, Clause I of the Constitution
They lose their highly educated citizens to the U.S.
In consintration camps most of the time with jewish ppl