Respuesta :
The world economy in the 20th century was going through a period of globalization. Thus was followed by the ownership of cars, new households, housing was spread widely throughout the population.
- New products and enhancements in technology drove the growth. The growth of the US market and the increase of global trade in the US drove the growth and development.
Hence the correct option is D.
Learn more about the factor contributing to the growth of the U.S. economy during the 20th century.
brainly.com/question/19409052.