Answer:
1. Better economy than South hence the Union had more troops to fight.
2. The Union had railroads , steamboats , roads and canals for faster transport of supplies and troops.
3. They had a bigger population that enhanced more industrial workers.
                    
               
               SUMMARY;
Leadership advantage.
economic stability.
larger population.
organized and established government.
they had control over resources.
 
        
             
        
        
        
Answer:
Explanation:
Assuming that this is referring to the same list of options that was posted before with this question, the correct response would be "a system of checks and balances", since this doesn't allow any branch to become too powerful.
 
        
             
        
        
        
The United States government functions under the principle of checks and balances.  This means that each branch of government has a power that keeps the other branches from becoming too controlling.  The branches are separate but equal.
Hope this helps!!