Especially in the days before audio recording and playback, music was often written out as a means of preserving and communicating it. To do this, a system of notation was developed that gives musicians the information they need to play music as the composer intended it.
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Answer:
SORRY I DON'T KNOWN....
Decipher means translate from code, or more generally, figure out. If you can't decipher your teacher's writing, it means you can't read it. You might feel like you're being asked to decipher a code. During World War II, the Nazis used a machine called the Enigma to encode secret messages.
