Which of the following 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.

Why was the battle of gaugamela an important turning point in alexanders conquest of persian empire

Which of these resulted in an actual slow down or limiting of the u. s. and soviet nuclear arsenals?

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.