Positive reinforcement is based on two facts about human nature: people appreciate recognition, and they B<span>. WANT TO KNOW HOW WELL THEY ARE DOING. Hope this helps!</span>
        
             
        
        
        
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Proximity - nearness to something 
Patron- a wealthy person who supports an artist or writer 
secular- worldly,not religious 
Classical- relating to the civilization of ancient Greece and Rome 
Renaissance- a period of tremendous change that lasted from about 1300 to 1600
 
        
             
        
        
        
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pretty sure the US bought alaska for dirt cheap, even by 19th century standards.