It really all comes down to money.
The perfect illustrative example of this would be the Department of Education. States have the power to enact their own education policies and nowhere is education laid out as a federal duty. And yet, a Federal department exists.
They enter by setting policies and giving enough money to the States to follow the federal policies.
Frederick II
joseph II
catherine the great
Explanation:
Allowing people a voice in government
Mark my answer brainliest
The answer to your question is,
A. Railroad operations across the nation
-Mabel <3
Increasing trade between European countries and their colonies contributed to the development of "capitalism," since it became far easier for firms and people to profit from sales.