The Civil War was based on a disagreement on slavery, but slavery was not the main issue. The Union opposed the South's economic system (slavery) and the South was not too happy about that so they began seceding from the Union. President Lincoln's main goal was to preserve the Union and to get the Southern states to come back. Slavery was just something that had gotten taken care of during the Civil War.
President Kennedy’s policy of “flexible response” differed from Eisenhower’s New Look Policy in that "<span>(B) it allowed for a response to a wider spectrum of warfare," since the Kennedy Administration believed that the "New Look Policy" was too restricted in its methods of retaliation. </span><span />
The accomplishments of Dowager Empress Cixi during her reign are :
- She served as a regent for her five year old son
- She controlled qing dynasty for 47 years
- She modernized the Chinese military
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uniting average citizens and political leaders behind the idea of independence. Paine clarified moral and political arguments to encourage common people in the Colonies to fight for egalitarian government. Common Sense played a notable role in transforming a colonial dispute into the American Revolution
B. Marie Curie....
because it is simply stated fact and not something that could have been exaggerated or made up, like the other 3 answers.