Because of this region's relatively abundant access to water, the earliest civilizations were established in the Fertile Crescent, including
the Sumerians.
Answer:
Easy. The executive powers during the AoC were in the hands of Congress (known as Congress of the Confederation).
Christopher Columbus is the answer most likely to be correct but, there is an argument for Leaf Erikson
A. Computers.
People find the research and store it on documents and internet so it is A. Computers.