You are presented with the question "What do flourescent bulbs do?" and the following answer choices: 
- Change colors
 - reproduce
 - staying warm
 - dormant state
 - direct energy
 - spread flower seeds
 - use less energy
 - duplicate itself

Now knowing that alight bulb converts electrical energy into light energy when it is turned on and fluorescent light bulbs use half the electricity of standard bulbs, choose the best answer.


 

       use less energy  