Who has the most power in a: Unitary system?

Confederal system?

Federal system?

What is the role of buyer & seller in the marketplace

Why do governments supply public goods and services instead of selling them to those people who use them

Which phrase correctly completes the statement? "the korean war " lasted 3 years. has never ended. was won by north korea. was won by south korea lasted 3 years. has never ended. was won by north korea. was won by south korea.