Answer:
A. believed the Earth was flat
Explanation:
Aristotle believed the earth was flat because he thought that land must be like the Earth.
 
        
                    
             
        
        
        
If the choices were;
a. assisting the poor
b.  the economy
c. technology
d.  religious toleration
The answer quite obviously would be technology. Hope it helped..
        
             
        
        
        
The Western powers followed a policy of appeasement despite the fact that it encouraged aggression because these countries were trying to avoid another World War at all costs. Countries like Great Britain and France were heavily involved in World War I and suffered severe infrastructure damage. It took years for these countries to rebuild to their previous state. The last thing they wanted to do was get involved in another war that would ruin their countries infrastructure and result in the loss of thousands of soldiers. 
        
             
        
        
        
What about the objects found in no man’s land?