Answer:Dorothy Vaughan, Mary Jackson, Katherine Johnson and Christine Darden, four African American women who participated in some of NASA's greatest successes.
Explanation:
Answer:
England is a constitutional monarchy (with Queen Elizabeth II as head of state) and a parliamentary democracy (with parliament as the legislative organ).
Explanation:
Image result for Which of the following countries was never a member of the League of Nations
The Soviet Union was the only country to be expelled by the League (in 1939, following its invasion of Finland). Despite formulating the concept and signing the Covenant, the United States never joined the League of Nations.
Member: Ecuador; Soviet Union
<span> I would say True!! bc, progressives worked to improve rural health, sanitation, and to replace inefficient one-room schools with modern consolidated ones under professional control. They also extended new roads and communication services into the countryside
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