D. He believed that wealthy individuals made the country as a whole wealthier.
<span>Black codes were restrictive laws designed to limit the freedom of African Americans and ensure their availability as a cheap labor force after slavery was abolished during the Civil War. Though the Union victory had given some 4 million slaves their freedom, the question of freed blacks’ status in the postwar South was still very much unresolved. Under black codes, many states required blacks to sign yearly labor contracts; if they refused, they risked being arrested, fined and forced into unpaid labor. Outrage over black codes helped undermine support for President Andrew Johnson and the Republican Party.</span>
D . pro - Republic legislature
The correct answer to this open question is the following.
Although there is no link to watch the video and there is no name of the video to search for it, we can say that companies like Sears, Roebuck and Co. and Amazon were/are successful at the time because they were innovative companies that were ahead of their competence. In the case of Sears, the company sent salesmen to offer the catalogs and products of the company and paid special attention to customer satisfaction. That is how Sears could create an emporium, opening new stores in most parts of the United States.
Amazon also was a very innovative company, now, in the modern era of technology. Amazon was a step beyond its competitors, creating a service culture where everything was on time, guaranteeing customer satisfaction, from the transaction online, until the product was delivered at home or office.