Answer :
Final answer:
In the United States, the Environmental Protection Agency (EPA) is the organization among the given options that has regulatory authority over environmental protection matters. Option d is correct.
Explanation:
The United States organization that has regulatory authority among the options provided (a. ASTM, b. UL, c. NSPE, d. EPA) is the Environmental Protection Agency (EPA). The EPA is a government agency tasked with protecting human health and the environment. It has the power to enforce regulations related to environmental law, such as water and air quality standards.
Other organizations like ASTM, UL, and NSPE do not have regulatory authority but provide important standards and certifications in their respective fields.
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