If you can, take a phone flashlight and shine it in. Another tip is if you have one of those ear things that light up and you can look into people's ears. Try shaking it around just slightly to see if you can hear it in there, if not it has fallen elsewhere.
A) Atonal composition that does not use serialism.
Pierrot Lunaire is a series of 21 poems in the form of a melodrama, set to music and is in atonal form. Notably, it did not employ the 12-tone technique, or any other form of serialism.
