Carl Vinson's work <span>in naval expansion aided in defense needed during the Pearl Harbor attack</span>
Answer:
Public Works Administration (PWA), in U.S. history, New Deal government agency (1933–39) designed to reduce unemployment and increase purchasing power through the construction of highways and public buildings.
Explanation:
I’m not sure have u tried looking it up
*Columbian
The Columbian Exchange greatly affected almost every society on earth, bringing destructive diseases that depopulated many cultures, and also circulating a wide variety of new crops and livestock that, in the long term, increased rather than diminished the world human population.
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