The correct option is THE SOCIAL DARWINISM MOVEMENT.
The social Darwinism movement refers to the application of biological natural selection to the behavior of people and the society. The Darwinism movement holds that in the society, the rich are the fit while the poor are supposed to be wiped out because they are unfit. This idea was rampart in the USA during the gilded age and it affected many things including public health, it ultimately gave birth to the field of social work.<span />
Answer:
I think the answer is because it is an easier way to bring goods back and forth between states, making trades and transportation less of a struggle.
Explanation:
Knowledge
Your 2nd and 3rd options are the correct answers. Monarchies were not quickly changed into democracies because it was much more complicated to change a government. You can't do that overnight.