How did new technologies change business in the 1920s? Check all that apply.New taxes were introduced. New ways to operate equipment were developed. New products were invented. More efficient ways to manufacture goods were designed. Manufacturing became more expensive.

New technologies changed how businesses made and used products. They brought new products to market, created new ways to operate equipment, and made manufacturing more efficient. New taxes were not a technological change, and greater efficiency generally helped reduce production costs rather than make manufacturing more expensive.

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