The Songhay Empire was located in West Africa.
US-77 was the first road paved in Oklahoma, it has been a paved roadway since 1930.
Answer:
It took Congress 17 days to vote for independence.
Both theodore roosevelt and woodrow wilson influenced franklin roosavelt's NEW deal ideas.
The correct answer in this case is liberalism.
Socialism is the opposite as it entails (Among other things) the idea of fast changes, if need be with revolution. Neither does utilitarianism talk about social progress through reform.
Libertarians talk exactly about what the question is about; one of the main tennets of liberalism is that they prefer and would like to witness social change through reforms.