The transition from iron to steel in the latter half of the nineteenth century, made possible by the Bessemer process and open-hearth furnace, did more than merely replace one metal with another. It reconstituted the physical basis of industrial civilization. Steel, possessing twice the strength of iron at a fraction of the weight, enabled the manufacture of rails that could support heavier locomotives, the construction of ocean-going steamers of unprecedented cargo capacity, and the creation of steel-framed structures that transformed urban spaces. Simultaneously, the chemical industry emerged as a pillar of this new phase of production, introducing synthetic dyes, pharmaceuticals, and agricultural fertilizers that altered both global trade patterns and demographic trends.
Which of the following historical developments is most directly represented by the processes described in the passage?
- AThe shift from manufacturing-based economies to extraction-based economies in core industrial nations
- BThe initial transition from cottage industries to coal-powered factory systems in Western Europe
- The transition from the initial phase of industrialization centered on textiles and steam to a second phase characterized by steel, chemicals, and electricityAnswer
- DThe reemergence of mercantilist state monopolies to regulate transoceanic trade routes