Question

Which innovation enabled ordinary people to buy cars?



A.
Joseph Pultizer's use of advertizing in newspapers


B.
Henry Ford's assembly line, which made cars inexpensive


C.
J.P.Morgan's methods of banking that made it easy to get credit


D.
Thomas Edison's use of electricity to keep factories open around the clock

Answer 1

@AG23

Answer 2

@Mehek14

Answer 3

it's D isnt it

Answer 4

Henry Ford's assembly line, which made cars inexpensive

Answer 5

ok thanks. :)

Answer 6

yw