You are presented with the question "what does a radio convert into vibrations?" and the following answer choices: 
- flow of protons
 - Heart rate
 - h2o
 - encoded information
 - Loud noises
 - flow of electrons?
 - television
 - Through play

Now knowing that aradio converts electrical energy into vibrations and electrical energy refers to energy associated with the flow of electrons, choose the best answer.


 

      flow of electrons?   