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

assembly lines

An assembly line is a manufacturing process in which products are moved from one station to the next, with specific components being added at each stage until the product is completed. This method is significantly faster and cheaper than traditional assembly. The system is often associated with Henry Ford, who used it, along with interchangeable parts, to assemble his cars. This lowered the prices of goods and made cars accessible to the general population.

the war in the pacific

explanation:

as general terms,  indian territory,  the indian territories, or  indian country  describe an evolving land area set aside by the  united states government  for the relocation of  native americans  who held  aboriginal title  to their land. in general, the tribes ceded land they occupied in exchange for  land grants  in 1803. the concept of an indian territory was an outcome of the 18th- and 19th-century policy of  indian removal. after the  civil war(1861–1865), the policy of the government was one of  assimilation.