Which three factors transformed industry during the Gilded Age? the expansion of railroads, the reliance on old technology, and the investment of government in business the reliance on old technology, the investment of government in business, and the use of old business models the use of new business models, the rise of new technology, and the expansion of railroads the decrease in immigration, the rise of new technology, and the expansion of railroads

it's B

The 3 factors that transformed the industry during the Gilded Age were:

The Expansion of Railroads: This industry went through massive growth, as the rapid development of the western settlements demanded railroads to be created in order to connect them with the east. The Rise of New Technology: Technological innovations were a decisive factor in the growth of several industries. Particularly in manufacturing, as new production methods made factories more efficient with the output they were producing. The use of New Business Models: As industries were experiencing exponential growth, a wide series of new businesses appeared that aimed to offer services to these growing industries.