To get California before Mexico did  
        
             
        
        
        
Battle of Bunker Hill<span>Battles of Lexington and Concord</span>hope this helps
        
             
        
        
        
Answer:
C. 3 million
Explanation:
Conducted by the Census Office, it determined the resident population of the United States to be 23,191,876—an increase of 35.9 percent over the 17,069,453 persons enumerated during the 1840 Census. The total population included 3,204,313 slaves.
 
        
                    
             
        
        
        
Muhammad is the last prophet