Need asap which of the following made the success of the agricultural industry in the southern colonies possible?

a.
dutch immigrants' farming knowledge

b.
the labor of enslaved africans

c.
the growing numbers of white indentured servants during the early 1700s

d.
the development of the motorized harvester

B

Explanation:

The southern states grew mainly cash crops such as cotton and tobacco. Many farmers had lots of land so the labor of enslaved africans aided the growth of the agricultural industry in the south.

a phrase from a poem by ralph waldo emerson about the battle of lexington and concord. emerson's words read, “here once the embattled farmers stood / and fired the shot heard round the world.”