What evidence do the authors include to support the central idea that indian workers and formerly enslaved people became rivals?

a. anecdotal evidence that indian workers and formerly enslaved people were paid wages on different scales

b. empirical evidence that planters ignored the fact that formerly enslaved people wanted to work their own land

c. empirical evidence that planters tried to pit formerly enslaved people against indian workers to the planters’ advantage

d. logical evidence that indian workers and formerly enslaved people did not get along with one another because wages went down

article:

read the passage from sugar changed the world.

the indian coolies and the ex-slaves, who resented these newcomers flooding into the colonies and driving down wages, were instant rivals. this was convenient for the planters—who were skilled at the game of divide and rule. the planters lumped their workers into two distinct but equally nasty stereotypes: former slaves were described as lazy, whereas indians were called meek, docile children. "you may have work and plenty of it for a black man and a coloured man, and they will not do it,” claimed planter w. alleyne ireland. he conveniently ignored the fact that the ex-slaves wanted to work their own land, not labor for their former owners. the overseers praised the indians' meekness but also held them in contempt. the indian, one overseer claimed, "possesses the low, cringing and abject habit common to his nationality."