Answer: 
He organized a number of marches and protests and was a key figure in the U.S. civil rights movement.
Explanation:
 He was instrumental in the Memphis sanitation workers' strike, the Montgomery bus boycott, and the March on Washington. His advocacy of peaceful protest has permeated into contemporary social justice movements.
 
        
             
        
        
        
A is the answer hope that helps
        
             
        
        
        
Answer:
 it was used on a much larger scale for the purposes of mass agricultural labor, as it was an economic alternative to other workers. However, without the large plantations of cash crops that needed such slave labor in the North, the Northern slaves were less common and not a primary source of agricultural production.
 
        
             
        
        
        
It is Mickey Mantle who was born in October 1931.
        
             
        
        
        
Answer:
The information processing perspective uses the <em><u>computer</u></em> as a metaphor for explaining how people's memory and problem-solving work.
Explanation:
Information processing is the alteration of information in any way detectable by an observer. As such, it is a process that describes everything that happens in the universe, from the falling of a rock to the printing of a text file on a digital computer system. The computer is used as a metaphor because of the way it handle with memory (information) - receiving it, processing it, and finally, storage. When necessary, the computer recovers this information and process it. Just like us.