The Incas had a centrally planned economy, perhaps the most successful ever seen. Its success was in the efficient management of labor and the administration of resources they collected as tribute. Economic exchanges were made using the barter system by which people traded with each other for things they needed.
The correct answer is Eliza Pinckney
Elizabeth Lucas Pinckney drastically changed the way agriculture was done in South Carolina, she created indigo and revolutionized the way people worked in agriculture, she was the main responsible for the agricultural revolution and the way that agriculture plays a leading role currently in the industry.
"The person in custody must, prior to interrogation, be clearly informed that he has the right to remain silent, and that anything he says will be used against him in court; he must be clearly informed that he has the right to consult with a lawyer and to have the lawyer with him during interrogation, and that, if he is indigent, a lawyer will be appointed to represent him"- Chief Justice Earl Warren
Your answer would be that:
White Southerners defended the institution of slavery on a number of fronts. They said that it was necessary and they said that it was not forbidden, but they also argued that it was a positive good.
Southerners argued that slavery was an economic necessity. They argued that there was no way to get anyone to do the sort of labor that was needed for tobacco (and later cotton) cultivation without coercing them.