John Adams was the second president of the U.S.
Answer:
D. slaves
Explanation:
During the era of European settlement between 1600 and 1820, most Africans who came to the Americas arrived as slaves. Africans began being imported from Africa especially the western part of Africa as slaves during this time and were forced to work by the Europeans in their plantations.
The second largest was Chicago.
One of the main reason why more people didn't foresee the economic collapse of the 1930s is because it happened so quickly with no warning, since the US economy during the 1920s was incredibly strong and showed no signs of slowing.
Answer:
Crowdsourcing
Explanation:
He is getting work done by seeing if anyone in a certain crowd can do it.