Question

question 5 of 10

which technological innovation of the 1920s used a complex assembly process that stimulated growth in other areas of the economy?

a. the radio
b. the telephone
c. the television
d. the automobile

Explanation:

Identify the key criteria in the prompt

The question asks for a technological innovation of the 1920s that:

1. Used a complex assembly process (assembly line/mass production).
2. Stimulated growth in other areas of the economy (such as steel, rubber, glass, petroleum, and road construction).

Evaluate the options based on historical evidence

• A. The radio: While popular in the 1920s, its production did not drive the massive industrial multiplier effects across heavy industries like steel, rubber, and oil to the same extent as the automotive sector.
• B. The telephone: Developed earlier and did not rely on the iconic 1920s moving assembly line as its primary economic driver.
• C. The television: Not commercially available or widely produced in the 1920s.
• D. The automobile: Henry Ford's revolutionary adaptation of the moving assembly line to produce the Model T transformed American manufacturing. The massive demand for cars directly stimulated major growth in related industries, including steel, glass, rubber, petroleum, and highway construction.

Answer:

• (A) The radio
• (B) The telephone
• (C) The television
• (D) The automobile (Correct answer)