Plantations.
Rich soil produced valuable crops such as tobacco and rice and diffrent things.
slave labor
Slave labor was key to making a profit from crops such as tobacco. Also, consumption is key in making a profit from any crop. The continued use of tobacco, despite its negative effects on the body, made it easier for colonists and early Americans to profit off the growth of tobacco.
The main cash crops in the south were rice, tobacco, and indigo.
Slave labor
mostly cash crops like tobacco
marijuana, coffee, tobacco, and cocoa crops. along with other fruit and nut crops.
A problem with cash crops is that they are labor-intensive and not economical without have enough labor to attend to them. When there are many workers to plant and harvest cash crops, then there is more profit.
Well some important crops in the southeast are oranges,rice ,and peanuts .
Cotton and Tobacco
they were tobacco, rice , and indigo.
Your question says "which of the following crops", but does not include a list, following. Some crops that were very important at that time were cotton, peanuts, and tobacco.
Tobacco was grown before cotton became king. Eli Whitney's cotton gin was an important step into making cotton a marketable crop. Before growing cash crops, farmers grew food crops and plants to feed livestock.
There were several crops, but tobacco was the money crop.