HURRY PLEASEE I RLLY NEED THIS Describe the demographics of South America and Brazil.

South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. It can also be described as a southern subcontinent of the Americas. The reference to South America instead of other regions has increased in recent decades due to changing geopolitical dynamics.

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basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.