Question: A student is investigating a light bulb that saves energy and can last up to 10 times longer than other bulbs. Other than saving energy, which is another benefit of using these light bulbs?

  Options: 
 A. Drinking water stays clean.
 B. Less trash is put in landfills.
 C. More nutrients are added to the soil.
 D. Fewer chemicals get into the food supply. 
Answer: B