Answer:The fall of Constantinople( capital of the Byzantine empire) to the Ottoman Empire 
Explanation:
When constantinople fell, the Byzantine empire fell as fell and the renaissance began as Byzantine scholars begin to study outside the old empire and helped spread knowledge 
 
        
             
        
        
        
Answer:
All of them are correct, since you an only pick one, you can pick any.
 
        
             
        
        
        
They both did a lot of damage for example they affected the economy & a lot of people died.
        
                    
             
        
        
        
B) Lenient 
He didn't want to be so harsh, and knew they only were being mislead from the rich people making free labor off the slaves. Most of the confederates fighting hardly had slaves and barely shared any "racist pride".  So Lincoln was Lenient.
        
             
        
        
        
Answer: A. They developed terraces
Explanation:
It’s not b or c because I got both wrong so it has to be a or d.