You are presented with the question "What can be used for looking around in the dark?" and the following answer choices: 
- a microscope
 - a light bulb
 - Electrical energy
 - binoculars
 - focusing a lens
 - bushes
 - glasses
 - electricity

Now knowing that alight bulb is used for seeing in the dark and anyone who looks, eventually sees, choose the best answer.


 

  a light bulb       