Bicameral - (of a legislative body) having two branches or chambers.
 
        
             
        
        
        
This is known as the Columbian Exchange; option A. This includes for example Coffee and Chocolate (the plants); which are today to a great degree cultivated in a continent different than the one they originally evolved on.   
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This is known as the Peasant Revolt
In June rebels from Esscex and Kent marched toward London. On the 13th the Kentish men, under Wat Tyler, entered London, where they murdered some Flemish farmers. 
 
        
             
        
        
        
Answer:
 Those governments resist change, demonstrating that substantial challenges remain before us. Democratization in Eurasia faces many challenges. Progress continues to be measured largely in terms of civil society development; political reform remains stalled – and some states are in fact backsliding.
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