The urban population in the US grew during the industrial era. Urban growth between 1800 and 1900 grew from 6% to 40%. This is mostly because of Group of answer choices the mechanization of agriculture job opportunities in cities immigration from other countries to manufacturing jobs in cities all of the above .

1. The urban population in the US grew during the industrial era. Urban growth between 1800 and
1900 grew from 6% to 40%. This is mostly because of
Group of answer choices
the mechanization of agriculture job
opportunities in cities
immigration from other countries to manufacturing jobs in cities
all of the above