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The Columbian Exchange lead to an increase in the demand for skilled labor in Europe, because D) an abundance of raw materials from the new world needed to be made into finished goods. Many raw materials and new products were brought over to Europe from the Americas which needed to be made into finished products.
Bonanza farms were huge farms that were owned by companies. This ownership allowed the farms to have more access to funds. Land could be cheaply purchased at the time which led to them gaining more and more acreage. Often, these companies would buy land that was close to railways. This would make the shipping of goods more accessible and contributed to their great profits.
South Carolina, Mississippi, Florida, Alabama, Georgia, Louisiana, and Texas
To basically make sure you've made your claim clear, and to re-instate your claim just one last time, and add any examples you've missed.