Answer:
The Columbia River Basin
Explanation:
The Columbia River Basin provides more than 40% of total U.S. hydroelectric generation. Source: U.S. Energy Information Administration, from Bonneville Power Administration
<3 Enjoy,
Dea
3 All citizens have to pay taxes, serve on juries etc
5 you have to be 18 or older to vote
4 Bill of rights = rights of citizens
1 each branch is checked by the other ones to make sure the power is balanced
2 power is separated so that one person doesn't have all of it therefore reducing corruption
C- Life changes is the one. Your welcome. Thanks ;)