The Progressive era was a period of explosive growth. Which of the following fueled this process?

A) decline in population
B) decline in consumption
C) expansion of the consumer market
D) ban on immigration
E) women's activists

Consumer Market

The marketplace where final goods or services are sold to individuals and households for personal use.

Explosive Growth

Rapid and extensive increase, often used to describe sudden population growth, economic expansion, or the spread of urban development.