A choropleth map (from Greek χῶρος "area/region" and πλῆθος "multitude") is a type of thematic map in which areas are shaded or patterned in proportion to a statistical variable that represents an aggregate summary of a geographic characteristic within each area, such as population density or per-capita income.
Answer: I believe that the answer will be A
Explanation:
In the light of your question I think it was a Russian success and the US is yet to achieve such achievements. During that time when the Cold War is in the climax between the two superpowers both competed not only in arms race but technological advances trying to outwit each other. The Russians gain the upper hand because they were able to make the things stated above before the United States but in the end the US was able to make also such things in their own ways and successfully outwitting the USSR in economy and world power.
Other what? American revolution? British? Please tell me what your specificly are asking for me to answer on this topic!
Answer:
John Winthrop (1606-1676), American colonial statesman and scientist, founded several New England settlements. He obtained Connecticut's favorable charter and served as its chief executive. Oldest child of Massachusetts Bay Colony's first governor, John Winthrop was born at Groton, England, on Feb. 12, 1606.
Explanation: