Answer:
Eleven million people migrated from rural to urban areas between 1870 and 1920, and ... In the United States the industrial revolution came in two waves. ... Chicago's Home Insurance Building is considered the world's first skyscraper. ... With a population of more than three million in 1900 and 4.7 million by 1910, New York
Step-by-step explanation:
i got it off the internet cuz it's faster