Which american indian culture is considered a single group even though it was made up of people who spoke different languages?

Which statement best describes a major advantage of a confederal system of government over a unitary system

After nine states had ratified the constitution by mid-1788, other states quickly followed. all thirteen states had to obey it. it became law in the united states. none of the states had to obey it.

Brainliesttt asap!me : describe the responses to terrorism in the united states.