Answer:
O B. pyramid structures in the settlement
Explanation:
It is correct, I feel it in my gut.
 
        
             
        
        
        
Answer:
By the 1400s, China had developed an immense naval exploration capacity and high-level technology, however, they had no interest in the Europe of the Dark Ages, so through that century, China retired into isolation. 
Explanation:
By the 1500´s Europe’s era of exploration and colonization, China has closed itself to the point that building a boat with more than two masts became a capital offense and all oceangoing ships were destroyed.
 
        
             
        
        
        
The main goal to demiliterise Germany was to ensure that she could not hold aggression and threaten the other nations across the border.
Rhineland of Germany was demilitarised as there are other nations nearby, and it is the shortest route to countries like France. It is therefore demilitarized with all troopa removed. This eliminated the potential of Germany launching a surprise attack in aggression, thus fufilling the goal of fourteen points to keep peace across nations.
Hope It helps!
        
             
        
        
        
Look it up in google it will help
        
             
        
        
        
Answer:
A. It created an increase in the demand for slaves.
Explanation:
The cotton gin sped up the production of cotton.  Therefore, the demand for cotton increased.  In order to increase the cotton supply, plantation owners wanted more labor - or slaves.