Answer:
As the fields of Summer grew saltier, harvests were less plentiful.
Wars among the city-states plagued the Sumerians.
Explanation:  Sorry If you get something wrong 
 
        
                    
             
        
        
        
The answer to the question is A.
        
             
        
        
        
The civil rights movement was a time period from 1954 to 1968. The year in which the most demonstrations took place compared to any other year of the Civil Rights movements was 1965. During the peak of the Civil Rights movements about 400 demonstrations in the United States. In 1964 the Civil Rights Act was passed by Congress which created a shift in the movement where people went from advocating public accommodations to voting rights.
        
             
        
        
        
I believe he leaned heavily on his own words