Why was slave labor so important to the economy of the Southern colonies?

a) Slaves provided much of the labor on plantations that grew cash crops.

b) Slaves provided much of the labor for Southern industries such as ironworking.

c) Subsistence farmers struggled to grow enough food without the help of slaves.

d) The slave trade was the most profitable industry in the region.

a) Slaves provided much of the labor on plantations that grew cash crops.

Slave labor was crucial to the economy of the Southern colonies because it was the main source of labor on plantations that produced lucrative cash crops such as cotton, tobacco, and rice. Without slave labor, it would have been difficult for plantation owners to maintain large-scale agriculture and generate the profits that drove the Southern economy.