Egypt is called the gift of the Nile because the Nile River annually flooded its banks in ancient times, creating fertile farm fields for people to plant their crops.
        
             
        
        
        
Option C is the right answer that the Ostracism is the one way Athenians tried to safeguard their democracy before the Peloponnesian War.
Ostracism was a  political method under the Athenian government, through which a citizen who endangered the security of the states could be exiled for a term of ten years by public vote. 
The practice of ostracism was used when some cases clearly represented widespread anger among the citizens. One of the significant example of the democracy of Athens is that the authority of the ostracism was held in the hand of the ordinary people
 
        
             
        
        
        
Noah three sons were Shem, Ham, and Japheth,
        
             
        
        
        
I do believe it is the Senate.
        
                    
             
        
        
        
From what i can actually read it look to be correct.