General definitions of music include common elements such as pitch (which governs melody and harmony), rhythm (and its associated concepts tempo, meter, and articulation), dynamics (loudness and softness), and the sonic qualities of timbre and texture (which are sometimes termed the "color" of a musical sound).
I’m pretty sure it’s true because u have to play different notes to make a good harmony.
You go to the dmv and take the driving test
<em>The answer is A. Homophony mate. Cheers!</em>