You are presented with the question "Bulbs produce electrical energy to what?" and the following answer choices: 
- reproduce
 - Change colors
 - rain or sun shine
 - adding heat
 - look at the sun
 - power up cars
 - see in darkness
 - walk through yards

Now knowing that alight bulb requires electrical energy to produce light and black numbers on a white background are easier to see in darkness or bright light, choose the best answer.


 

       see in darkness  