Jim Crow laws, which helped segregate African Americans from White Americans.
        
                    
             
        
        
        
Answer:
The difference in economic system they implemented.
Explanation:
Here are three basic questions of economy:
- What To produce ?
- For whom we produce it ?
- how to produce it ? 
Since United States adopted a free market system , the answers to all of these basic questions will be depended on the power of supply and demand that created by consumers and the producers.
North Korea on the other hand, implemented a Centralized economy. So, the answers to all of these basic question will be fully determined/decided by the government. The people have no power to influence them.
 
        
             
        
        
        
I think they would say A difficult to accomplish.
It isn't D since this was about freeing slaves, and it isn't to lenient, since it was still very harsh. 
        
             
        
        
        
Code Noir was set by the French to help them regulate slavery and punishment. The Code required people that were colonized to provide food every week to the French. However, in Haiti, it did not function well as the people could only provide water and potatoes to the French. Also, the fact that the average lifespan of the "slaves" in Haiti was just 7 years didn't help the cause.