The city is referred to as the Capital, or the center. (If I was helpful mark me as brainliest :) )
These are all contributations from greek to modern life lighthouse, odometer, robot, watermill, medicine, alarm clock, maps, olympic games, citizenship, cran, shower, democracy i think i gave you quite a few choices
the answer is
afircan american
B. It helped the economy.
In fact, it was not until the end of the World War I that the US began to be considered as a world super economic power. The reason after that is that by staying neutral the US supplyed and selled weapons and war equipment to both parties of the conflict, getting profit out of it.