i think it was stalin but im not sure
 
        
             
        
        
        
Rockefeller was able to build his monopoly across the oil industry since he bought up oil refineries, cut costs, and reinvested his profits in other refineries. 
Rockefeller was an American oil industry business magnate, industrialist, as well as philanthropist. He is widely regarded to as the wealthiest American of all time, and the richest person in modern history. 
Rockefeller's wealth sky rocketed as kerosene and gasoline grew in importance, and he turnt into the richest person in the country, controlling 90% of all oil in the United States at his peak.
 
        
                    
             
        
        
        
When William was 8 years old, he be<span>came duke of Normandy and later King of England. Violence plagued his early reign, but with the help of King Henry I of France,</span>William<span> managed to survive the early years. After the Battle of Hastings, in 1066, he was crowned king of England.</span>
        
             
        
        
        
It’s B. You make a goal that you would work to achieve before the year ends.