Essay describing three innovations of the late nineteenth and early twentieth century and their effect on life in the united states

During the Industrial Revolution there was many new inventions and innovations
That helped normal Americans there was also many monopolies because of this such as Andrew Carnegie's steel industry or J.P. Morgan's Banks or even John Rockefeller's standard oil Company were all industries that helped grow this country The invention of steel helped farmers get work done faster and easier (before using wood plows, breakable)

Transcontinental railroad was the most effective way to travel.