President Ronald Reagan was president at the end of the Cold War.
Answer:
C separation of powers.
Explanation:
Federalism is where the power for state and the federal government is divided. Separation of powers is the division of state and government powers in order to limit one side from the concentration of power. Checks and balances is where the state and government has regulations and certain powers specific to it's branch to prevent complete dominance. Judicial review is the supreme court declaring a legislation constitutional v. unconstitutional.
The answer to this question is c
Barbed wire limited the open range which limited the freedom of ranchers and cowboys. It also kept the cattle from breaking through. This also caused a lot of dispute between ranchers because before the barbed wire it was open range and with the invention of barbed wire they felt there cattle was cut off from necessities. Hope this helps:)