Final answer:
The Encomienda System was a Spanish colonial practice that systematically enslaved the indigenous peoples of the Americas.
Step-by-step explanation:
The correct answer is c. The Encomienda System. The Encomienda System was a Spanish colonial practice that granted Spanish settlers the right to demand tribute and labor from the indigenous people in the Americas. This system of forced labor greatly impacted the indigenous populations and was a form of systematic enslavement.
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