Based on audio files available today, the following are true:
The most common file format for audio storage and playback is the .mp3 format which allows is to run on virtually all audio devices.
For audio files, Apple first developed the .aiff format but this has since been replaced. Windows on the other hand, developed the .wav format for audio files.
Find out more on audio files at https://brainly.com/question/20748650.