According to the graph, which of these is true about enslaved African populations in the nineteenth century? A) Sierra Leone had more slaves than Igbo did. B) Madagascar had the largest population of

According to the graph, which of these is true about enslaved African populations in the nineteenth century?

A) Sierra Leone had more slaves than Igbo did.

B) Madagascar had the largest population of slaves.

C) Less than half all African populations were enslaved.

D) Over one-third of all African populations were enslaved.