Which of the Following Is False About Light Pollution

Which of the following is false about light pollution?

A) Living in more light polluted areas is associated with higher rates of breast and prostate cancer.
B) Light pollution existed during pre-industrial eras, but the lights were forms of firelight rather than electric light.
C) Light pollution has been shown to negatively impact feeding and breeding behaviors of nonhuman creatures.
D) Light pollution is so prevalent today that the majority of people in the U.S. and Europe can no longer see the Milky Way when they look at the night sky.