Fact 1: Plucking a string can cause that string to vibrate. Fact 2: All guitars produce sound through the mechanical vibration of strings. Given the two facts above, answer the question "How does a guitar create sound?" with the following options: - electrically - mechanical - Amplifying it with electricity - The musician being trained - Tuning it properly - Plucking a string - Through play - lowered energy cost
A:
Plucking a string