Answer:
A- Oregon
It is bordered by the Pacific Ocean 
 
        
                    
             
        
        
        
Answer:
20% of worlds population survive on 1 dollar a day 
 
        
                    
             
        
        
        
One way would be to limit who can receive a passport or visa to travel to another country and another would be at the entrance to the country they may not be admitted for example due to inadequate funds to live. In my case, when I travelled by bus from Costa Rica to Panama, the Panamanian authorities required that I either have a ticket out of the country or a return ticket back to San Jose, Costa Rica.
        
             
        
        
        
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