Answer:
The induction motor is one of the most important inventions in modern history. It turned the wheels of progress at a new speed and officially kicked off the second industrial revolution by drastically improving energy generation efficiency and making the long-distance distribution of electricity possible.
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The awnser is B. Ulysses S. Grant
        
             
        
        
        
Answer:
Increasing involvement in world affairs.
Explanation:
The stand of the United States was crucial in world politics and it was seen in the events of the early twenties. While maintaining neutrality it supplies the allied forces resources and earned huge profits. Its entry to world war one is considered a major turning point. Moreover, the sway economic depression have felt globally. Internationally its stand became strong and so thus its polity was mainly concerned with wold affairs.
 
        
             
        
        
        
Answer:
Latin Lex XII Tabularum
Law of the Twelve Tables, Latin Lex XII Tabularum, the earliest written legislation of ancient Roman law, traditionally dated 451–450 bc.
Explanation:
The Twelve Tables (aka Law of the Twelve Tables) was a set of laws inscribed on 12 bronze tablets created in ancient Rome in 451 and 450 BCE. They were the beginning of a new approach to laws where they would be passed by government and written down so that all citizens might be treated equally before them.