Answer:
a.
Spencer and Social Darwinists represent the evolutionary approach to social change.
Explanation:
As in nature, the stronger countries and nations prevail and dominate the weaker, which are inferior and not so smart and able as the strong ones, Social Darwinists argue.
The dominant model of Federalism starting with the New Deal is cooperative.
Answer:
He first reiterated the traditional U.S. policy of neutrality with regard to European wars and conflicts. He then declared that the United States would not accept the recolonization of any country by its former European master, though he also avowed non-interference with existing European colonies in the Americas. I hope this is helpful :)