Answer:
They believed the United States was too powerful to defeat
Explanation:
1. Marine biology
2. She was the first African-American woman appointed to the federal judiciary, serving as a United States District Judge of the United States District Court for the Southern District of New York.
3. Four, George Washington Carver was a botanist, chemist, scientist and inventor.
The answer would be an explorer
A because he married Rebecca Burney.