The Progressive Era's focused on optimization to use the federal government's power to fight dishonest and unjust business practices, reduce corruption, and offset the negative social consequences of industrialisation.
Option B is correct The government took a more active role in regulating business.
Other options are incorrect as:
- Option A is incorrect as Government did not withdraw democratic reforms in the progressive era.
- Option C is incorrect as, As it emerged in Great Britain under the influence of philosopher and economist Adam Smith, the laissez-faire policy had considerable support in classical economic theory.
- Option D is incorrect as The government didn't actively seek to end racial discrimination and violence during the progressive era.
so, because of these reasons option B is correct that the government took an active part in business.
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