Question

which of the following is a persistent pesticide that was used for many years before it was banned in the united states? cfc ddt epa ghg

Explanation:

• CFC (Chlorofluorocarbons) are used in refrigerants and aerosols, not as a pesticide.
• DDT (Dichlorodiphenyltrichloroethane) is a persistent pesticide that was widely used and later banned in the US due to environmental and health concerns.
• EPA (Environmental Protection Agency) is a regulatory agency, not a pesticide.
• GHG (Greenhouse Gases) are gases that trap heat, not a pesticide.

Answer:

B. DDT