Question

In 1750, less than ten percent of the people in Great Britain lived in cities. By 1900, seventy-five percent of the people lived in cities. What caused this shift in population to occur?

Answer 1

Industrial Revolution I think

Answer 2

there are no choices?

Answer 3

Popularization, technological advances, new means of transportation... perhaps, the light bulb? there's a bunch of inventions that helped, as well as new ideas, and the Revolution as Geovannie said.

Answer 4

@TrashMan914 is right. use his answer not mine ;)