A. English colonist needed slaves to work in plantations
        
                    
             
        
        
        
Historians use primary sources like diaries, letters, speeches. And secondary sources like articles.
 
        
                    
             
        
        
        
Quiet Revolution, separatists, FLQ, government, cells, code, captured, arrest, October 5, James Cross, $500,000, Passage, October 10, Labour, Parliament, War Measures Act, Peace.
        
             
        
        
        
The answer is A. movement of energy through space or a medium