By the 1700s, what about slavery had changed? enslaved people could be emancipated. all enslaved people were of african descent. enslaved people were considered employees. all enslaved people were separated from family

All enslaved people were of African descent.

Explanation:

Slavery existed for centuries, Romans have been practicing slavery for a long time. The Trans-Atlantic Slave started in 1680 and lasted two hundred years with the Portuguese that held the monopoly on the export of slaves from Africa. Before that slavery was not linked to skin color, slaves were people who had debts or lost some kind of war or battle, but from this moment forward, slavery became a matter of skin color, directly linked to the African people.