Question

which of the following best names significant threats to water quality in the united states?
o industrial pollution, sewage pollution, and the epa
o the epa, nuclear pollution, and sewage pollution
o industrial pollution, sewage pollution, and saltwater intrusion
o nuclear pollution, sewage pollution, and farm runoff

Explanation:

The EPA (Environmental Protection Agency) is an organization that works to protect water - quality, not a threat to it. Industrial pollution, sewage pollution, saltwater intrusion, nuclear pollution, and farm runoff are all known threats to water quality in the United States.

Answer:

C. industrial pollution, sewage pollution, and saltwater intrusion