Explanation:
<h2>Answers.</h2>
The Columbian Exchange introduced exotic crops like corn ,white potatoes, sweet potatoes ,beans,tomatoes, peanuts and blueberries to Europe. Non-native grains like wheat,barley and rice became commonplace on American soil and increased the variety of crops that could be stored through the winter.
 
        
             
        
        
        
Answer:
John Locke, Diderot y Voltaire
Explanation:
John Locke, Diderot y Voltaire fueron filósofos de la ilustración cuyas ideas tuvieron una gran influencia en el desarrollo de la independencia de las trece colonias, que formarían el cual Estados Unidos.
Éstos filósofos pensaban que los gobiernos emergían bajo un contrato social, que debían responder a los deseos de los gobernados y proteger sus derechos a la vida, la propiedad y la libertad, y que podían ser removidos si no cumplían con dichos objetivos. Todas éstas ideas quedaron plasmadas en la constitución de Estados Unidos.
 
        
             
        
        
        
Answer C. and D.
Converse must pass a proposed amendment by 2/3 majority vote in both the Senate and the house of representatives and send it to the states for ratifications by a vote of the state legislatures.
        
             
        
        
        
Answer:
The royal family were assassinated. their fate was necessary because the Romanov's were a symbol of totalitarianism during a period were the soviet union was suffering due to the royal family's decision to participate in the world war resulting is massive casualties and the lack of food for the Russian population whilst the royal family lived frivolously i.e the czar "Nicholas"  bought his wife the Faberge egg which is worth 33 million dollars as of today. The soviets needed a new form of  government who'm would think for the betterment of the people of Russia, by killing the royal family communism would take place because it promised that everything will be shared to everyone equally.  the soviets/Bolsheviks acted the way they did i.e killing the family because the family were a symbol of autocracy(totalitarianism) because they had absolute power over Russia.