The National Priority List was drawn by EPA with reference to which of the following statutes?

A) Comprehensive Environmental Response,Compensation,and Liability Act
B) Resource Conservation and Recovery Act
C) Resource Recovery Act
D) Toxic Substances Control Act

Under the Comprehensive Environmental Response,Compensation,and Liability Act (CERCLA),commonly known as the Superfund law,EPA identified and assessed the sites in the United States where hazardous wastes had been spilled,stored,or abandoned.The sites are ranked on the basis of the type,quantity,and toxicity of the wastes;the number of people potentially exposed to the wastes;the different ways (e.g. ,in the air or drinking water)in which they might be exposed;the risks to contamination of aquifers;and other factors.The sites with the highest ranking are put on the National Priority List to receive priority federal and/or state attention for cleanup.