Use these two words in a sentence in a way that shows their meaning and relationship a. productivity b. domestic slave trade?

What was the most important consequence of the large-scale ecological changes in africa two hundred thousand years ago?

The plantation economy in the south produced a. equal opportunity for all whites and no illiteracy. b. low profits despite the enslavement of a great number of people. c. great profits and developed great educational institutions. d. great profits at the expense of cultural development and equal opportunity.

What spurred american trade with northern mexico?