A "<answer>tag</answer>" in an audio file is a section of the file that contains metadata such as the title, artist, album, track number or other information about the file's contents. The MP3 standards do not define <answer>tag</answer> formats for MP3 files, nor is there a standard container format that would support metadata and obviate the need for <answer>tag</answer>s.
What is a section of a file that contains metadeta referred to as?
tag