According to the U.S.Environmental Protection Agency,the toxic substance(s)of major concern to human and environmental health is(are)

Question

Quizplus · Accepted Answer

All of these substances (arsenic, lead, mercury, and polychlorinated biphenyls) are toxic and of major concern to human and environmental health according to the U.S. Environmental Protection Agency. Exposure to these substances can cause various negative health effects, including neurological damage, cancer, and developmental delays. Therefore, all of these options are correct.