European demand for slaves from Africa grew because of what?

president thomas jefferson commissioned the expedition shortly after the louisiana purchase in 1803 to explore and to map the newly acquired territory, to find a practical route across the western half of the continent, and to establish an american presence in this territory before britain and other european powers

answer: hamilton

explanation:

d. because in realality people do wanna buy things and when an item is sold alot the makers make the price least   thats what my gut saya lol