Some people become alarmed when they learn that the water they drink contains known carcinogens.These concerned people
A)are rightly alarmed,because all municipal drinking water should be free of any carcinogens.
B)should be somewhat alarmed,but might be comforted by knowing that some of these carcinogens are only known to cause cancer in mice.
C)should know that it is the concentration,and not the presence of carcinogens,that is of greatest concern.
D)should not be concerned,because it is the combination of carcinogens,and not the presence of any one carcinogen,that poses a health risk.

Question

Quizplus · Accepted Answer

The presence of carcinogens in drinking water is a concern, but the concentration of these carcinogens in the water is what determines the degree of risk. Therefore, it is important for concerned individuals to understand the concentration levels of the carcinogens in their drinking water before becoming overly alarmed.

Some People Become Alarmed When They Learn That the Water