By approval, I think you mean by the delegates from each state had approved it. The problem was that the states themselves had to approve it. That seemed like a cumbersome process, but you have to remember that democracy works on the will of the people and each state had to ratify it keeping in mind that there were still problems: it was not a slam dunk. 
 
        
             
        
        
        
Answer:
Minority rule
Explanation:
European rulers put the minority ethnic group into power, causing conflict and violence which lead to the Rwandan Genocide.
 
        
             
        
        
        
It helped them buy seeds, tools and supplies in bulk
        
                    
             
        
        
        
The anser is B
North Vietnamese (as well as Vietcong) were extremely sneaky when it came to their warfare strategies. They were constantly on the retreat and resorted to hiding, raiding American soldiers by night, setting traps, and other similar "underhanded" tactics. It came to the point where the American government had to stop sending troops because it was proving to be futile. 
        
                    
             
        
        
        
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