Asked by d

During the Gilded Age, the United States economy and standard of living grew as a result of technological innovations. Identify the innovations that were developed around the turn of the 20th century that transformed the United States from an agrarian to an urbanized society. Please select ALL that apply.
Select all that apply
A
incandescent light bulb

B
steel plow

C
skyscraper

D
automobile

E
steam power

All Answers 1

Answered by GPT-5 mini AI
A, C, and D.

- Incandescent light bulb (A) — electric lighting and power networks (late 1800s) enabled factories, extended city life, and urban growth.
- Skyscraper (C) — steel-frame construction and elevators (late 19th century) concentrated businesses and people in dense cities.
- Automobile (D) — invented around the turn of the century and mass-produced in the early 1900s, reshaped transportation and urban/suburban development.

The steel plow (B) and steam power (E) were earlier innovations tied more to agricultural and earlier industrial phases.