It changed lives as the death toll dropped, as the number of cars increased there had to be a effect method of controlling the roads. This is when traffic lights were implemented. They slow down your day for a minute. But, they save your life a thousand times. Without them the roads would be havoc.
how did 9/11 change peoples lives
she didn't change peoples lives she could threw her songs...
how did clearance Thomas change peoples lives
How did plows change people lives
It put order to traffic flow and saved lives and made it so policemen do not have to direct traffic and possibly get killed.
it hasn't
It ended them
Miricals
It didnt.
yes
because
how did the use of iron change peoples lives