Answer:
The correct answer is - a toxic spill that affects a drinking water supply.
Explanation:
The Clean Water Act (CWA) establishes the basic structure for regulating discharges of pollutants into the waters of the United States and regulating quality standards for surface waters. Under the CWA, EPA has implemented pollution control programs such as setting wastewater standards for industry. The Clean Water Act (CWA) establishes the basic structure for regulating discharges of pollutants into the waters of the United States and regulating quality standards for surface water
Well we can eliminate B because it is a infectious deisease. A is wrong becuase it is not detected by lymph nodes. D is is not a form of cardiovascular disease an example of this would be TB(tuberculosis). The correct answer is C)it can be prevented with a vaccine.
I think it’s either C or D i’m not sure
The answer to your question is,
Endorphins. :)
-Mabel <3