Ending the institution of slavery
Answer:
C.The economy took advantage of the Mediterranean Sea.
Explanation:
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Otrar-- located in central Asia, north of the Indian peninsula.
Genghis Khan organized and led the Mongols through an Asian conquest in the 13th century. After conquering China, the Mongols moved west taking over central and western Asia. The city of Otrar was conquered in 1219, four years after the conquest of what is now Beijing. The city held on in defense for months but eventually fell with the leadership surrendering.
While the Progressives differed in their assessment of the problems and how to resolve them, they generally shared in common the view that government at every level must be actively involved in these reforms. The existing constitutional system was outdated and must be made into a dynamic, evolving instrument of social change, aided by scientific knowledge and the development of administrative bureaucracy.
At the same time, the old system was to be opened up and made more democratic; hence, the direct elections of Senators, the open primary, the initiative and referendum. It also had to be made to provide for more revenue; hence, the Sixteenth Amendment and the progressive income tax.
Between six to seven days in transit, and sometimes longer.