Which of These Statements Would Be Most Accurate Concerning African

Which of these statements would be most accurate concerning African slavery in the Americas?

A) Human beings became property of other human beings during that Atlantic crossing.
B) The Dutch were the first Europeans to engage in slave trading.
C) Most Africans brought to the Americas came from the southwest coast of the continent.
D) Most whites preferred to use Amerindian slaves, but they simply refused to work.
E) The Portuguese founded the Royal African Company in 1672, but the British soon seized the initiative, buying and selling twice as many slaves as the their Iberian neighbors.