Final answer:
The subject of this question is Social Studies, and the answer provides guidance on how to stay informed about changing EPA regulations.
Step-by-step explanation:
In the context of the question, the subject being referred to is Social Studies. Social Studies encompasses the study of various aspects of society, including government, politics, economics, and environmental issues.
Regarding the EPA regulations, if they change after you become certified, it would be important to stay updated and informed about the changes. This can be done by regularly checking official EPA sources, such as their website or news releases, and also by staying connected with relevant professional networks and organizations.
Adapting to regulatory changes is a normal part of many professional fields, including those related to environmental regulations. By staying informed and aware, professionals can ensure they are upholding the latest standards and practices.