Read the passage:


Toxins used in human industries are often released into the ocean. This water run-off can also carry disease-causing parasites. These parasites can kill sea otters. Scientists have reported extremely high levels of man-made chemicals in the sea otters they study. They estimate that up to 40 percent of sea otter deaths are caused by water pollution.


Select the sentence that best summarizes the passage.


A) Human industries use many toxic chemicals that run off into large bodies of water, which causes disease-carrying parasites that impact human health.

B Parasites are becoming very popular in the Pacific Ocean where sea otters live.

C)The human impact of water pollution negatively affects sea otters because there are Charmful toxins and parasites in the water, which can kill sea otters.

D)Today, our waters are not safe due to the large amount of water pollution.