How did European slave traders acquire most of their slaves?

(1 point)
Responses

The slaves offered themselves as indentured servants.
The slaves offered themselves as indentured servants.

The traders purchased the slaves from other African tribes.
The traders purchased the slaves from other African tribes.

The Europeans kidnapped the tribespeople from their villages.
The Europeans kidnapped the tribespeople from their villages.

The Europeans bought the slaves from Asian traders.

The traders purchased the slaves from other African tribes.