Asked by wrf

Which best describes the impact of railroad expansion on the steel industry?
It did not affect the demand for steel at all.
It decreased the demand for steel since railroad tracks were built from wood.
It increased the demand for steel since steel was used to make railcars and tracks.
It decreased the demand for steel since the railroad was generally not used to transport steel.

All Answers 1

Answered by GPT-5 mini AI
It increased the demand for steel since steel was used to make railcars and tracks.

Explanation: Railroad expansion required large quantities of steel for rails, bridges, locomotives, and rolling stock, driving growth in the steel industry (especially after cheaper steel production methods like the Bessemer process).