Answer:
the land was very fertile because of the two rivers
Explanation:
 
        
             
        
        
        
<span>Which of these was a factor in the U.S. entry in World War I? 
A) the halt of the German army 
B) the sinking of the Lusitania 
C) the signing of a peace agreement
D) the death of the heir to the Italian throne
answer is B hope u have a good day</span>
        
                    
             
        
        
        
Answer:
I believe it is B if it not I am so sorry 
 
        
             
        
        
        
Answer:
The right answer is:
C. It made it easier for cities along the Mississippi River to trade with cities on the East Coast and in other countries.
Explanation:
The Louisiana Purchase doubled the size of the US territory, gave an enormous boost to trade and business activities, and encouraged westward expansion. 
 
        
                    
             
        
        
        
Answer: The Cambrian Period 
Explanation: