Which statement most accurately answers why the europeans in the caribbean felt the need to bring in enslaved africans as laborers?

(a) europeans grew crops like coffee and sugar that could yield a high profit, but required many laborers.
(b) the europeans’ labor-intensive crops required laborers that already understood how to work with coffee and sugar.
(c) disease had decimated the american indian population, and the caribbean plantations required more workers to perform hard labor.
(d) disease had physically weakened the american indian workers, and the caribbean plantations required stronger laborers.