i think it is the second one
William Few and Abraham Baldwin
<h2>Explanation:</h2><h3>With the help of many people, history writing has progressed significantly over time. In the modern context, it can be traced back to the historians Herodotus and Sima Qian of ancient Greece and China, who started keeping records of human life. Despite the fact that they were not the first people to write history, they are collectively referred to as the first great historians of the Western and Eastern worlds because of their individual inventions and thorough work that has shaped history writing to this day. When it comes to the greatness of these ancient historians, there is much controversy, and some claim they were both significant and successful in their work.</h3>
Well, it decreased the demand of Slave Labor.
Back then, the technology advancement , especially in agricultural sector, significantly increased the total production. This cause the demand of overall labor decreased. The northern US, who utilized more of this advancement more than their southern neighbor, manage to produce hundred times more output than the southern who still depended on their slave labor