Answer:
1. industrialization
2. urbanization
3. immigration
4. political corruption
Step-by-step explanation:
In the United States, the Progressives were groups of people who believed that there is a need for positive changes in the country. Consisted of many activists, they were common around the 1890s till the 1920s in what was termed as Progressive Era.
During this period, examples of problems that progressives wanted to fix include the following:
1. industrialization: how it is affecting the labor working conditions and employment rates
2. urbanization: how the effect of urbanization is affecting the living conditions such as rising crime rates and wastes mismanagement in the neighborhood
3. immigration: the rate at which the immigrants affect the economy of the country
4. political corruption: the degree to which politicians only cater for themselves at the detriment of the public through corruption.