What innovations came
from having cities? How did
life change?

Well there is a good and bad effect! the good effect is that it is much easier and advanced, we now have cars to go to work, and we got computers working. Life became extremely easy and the future is here. By having cities, there is always a home nearby.

Explanation:

architecture i think.

i hope this !

answer; i believe that the correct answer is (chronological order);