Answer:
Czechoslovakia
Explanation:
Czechoslovakia, or Czecho-Slovakia, was a sovereign state in Central Europe that existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until its peaceful dissolution into the Czech Republic and Slovakia on 1 January 1993.
Answer:
1. Geographical reason: The North East India is commonly described as "Land of Seven Sisters" because of their interdependence on each other.
The answer is A.
Rockefeller worked with oil, Vanderbilt did the railroads, Carnegie was leader of the American steel industry, and Astor did fur trade and invested in real estate.