Answer:
Two types of Commercial Agriculture: Daily Farming, Grain Farming.
Corn Belt. Fertile Region, located in the Mudwestern is a hub of corn and soybean production. Appalachia. Located in the Appalachian Mountains, it's a center of production for the cash crop Tobblaco. 
 
        
             
        
        
        
B and salt water with a density of 27 kg and M3
        
             
        
        
        
They did not have the materials
        
             
        
        
        
Answer:
Since I cannot see the data,  am trying my hardest. Check below for comments.
- The Canadian border is 3 times larger, at around 5500 miles long. 
 - The Southern border is more discussed. Possibly for immigration reasons. We do not have a whole lot of Canadians wanting to come here.
 - The Mexico border is more talked about in terms of guarding.
 - The Mexico bored is "highly defended"
 
Explanation:
 
        
             
        
        
        
Society of the America and North Africa are closely parallel but their biggest difference is that Americans don't claim to be native and original people, thus one of the oddities of modern time is found in North Africa. American today classified themselves as a middle class.