The Spanish settlers persuaded Native American leaders to let Native Americans work on Spanish farms. Which of the following BEST describes the tactics the Spanish used to do this?

They paid British soldiers to use violence against the Native Americans and to force them into slavery.

They gave the Native American leaders gifts, and they did not challenge the right of those leaders to govern their own people.

They imprisoned all of the Native Americans, including their leaders, and forced them to work without pay.

They paid British soldiers to use violence against the Native Americans and to force them into slavery.