Question

which of the following helped reduce the prices of higher-cost products, such as automobiles, for consumers in the 1920s.

installment plans
the introductions of coupons
assembly lines
the development of advertisements

Answer 1

I think it's D. Just need a second opinion

Answer 2

C, assembly lines

Answer 3

i believe this is correct because when assembly lines occurred in the 1920's , it started helping send out and make more products and when there is a high amount of product then the price is often lowerd

Answer 4

Oh okay thanks :)

Answer 5

no problem