PART B: Which TWO details from the text best support the answer to Part A?
A. "Indeed, it is considered one of the biggest forms of pollution. It prevents two-thirds of U.S. residents and half of those in Europe from viewing the Milky Way." (Paragraph 4) B. "That doesn't mean electric lights are bad. They have allowed people to work and play beyond sundown for roughly a century." (Paragraph 5)
C. "When the lighted portion of a day-night cycle gets longer, the responses of plants and animals may change." (Paragraph 19)
D. "Light pollution can affect bats, too. A few species reap benefits. They may find a dining bonanza among insects attracted to streetlights." (Paragraph 30)
E. "Certain wavelengths — longer ones in the red range — can interfere with a bird's ability to use magnetic fields for guidance. So affected birds may fly off course."
(Paragraph 36)
F. "As light fades in the evening, the brains of both people and hamsters produce a brain hormone called melatonin (Mel-uh-TOH-nin). It makes us feel ready to sleep."
(Paragraph 42)
