You are presented with the question "How does a guitar create sound?" and the following answer choices: 
- electrically
 - mechanical
 - Amplifying it with electricity
 - The musician being trained
 - Tuning it properly
 - Plucking a string
 - Through play
 - lowered energy cost

Now knowing that plucking a string can cause that string to vibrate and all guitars produce sound through the mechanical vibration of strings, choose the best answer.


 

      Plucking a string   