B. A reduction in imports and a rise in exports
        
             
        
        
        
1) true
2) true
3) false
4) true
5) false
6) true
7) false
8) true
9) true
10) false
just look it up dude its not hard, i got a lot of these from quizlet
 
        
             
        
        
        
<span>The richest families in America only made up 10% of the population in 1929. Hope this helps!
Answer: D.</span>