The olmecs created long- distance trade routes which was used to trade items in which were needed. Due to this the olmec culture spread out to a wider community.The olmec culture also made statues looking like heads from stone here’s and example
 
        
             
        
        
        
Explanation:
Many young men were excited when the war broke out since; they could join the army and do something for their country to make them proud or become 'heros'.
 
        
             
        
        
        
Credibility gap - (A difference in what is promised or said and what is actually done.)
        
                    
             
        
        
        
The correct answer here is Constantinople. 
Constantinople was founded by Constantine the Great who created the city as a new capital of the Roman Empire. After the dissolution of the Roman empire the city became the capital of the Byzantine Empire. It was the seat of the Emperor and the center of culture and commerce. 
        
                    
             
        
        
        
The Slaves Cost About 40,000$ Dollars Before The Cotton Gin