The correct answer is A. Regulating business practices.
Progressive era was termed as the period when political reform and social activism was wide spread across United States.
The main purpose for this progressive era was to remove problems which are caused by political corruption, immigration, and urbanization.
This movement era it targeted political machines. If those who were corrupt were taken down then there could be establishment of direct democracy.
Alcoholic beverages were being prohibited by this progressive era. Many activist came together so as to reform public education, churches, medicine, finance, and insurance.
