Answer:
Slavery has existed since the dawn of civilization.
Step-by-step explanation:
Slavery is any system in which individuals are allowed to own, buy, and sell other individuals. A slave once solved works without remuneration.
Slavery was a practice in ancient Greece. Slavery was considered as a natural and even necessary practice.
Slaves worked in agriculture, stone quarries or mines, and as domestic servants.
The Ancient Greeks and Egyptians kept enslaved people which tells us that slavery has existed since the dawn of civilization.