Question

it is the standard key used in music from which all other major keys are derived
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Answer 1

Answer:

c is the standard key

Explanation:

I am not sure about the answer

Answer 2

Answer:

the major keys in music might help

Explanation:

In music a key is the major or minor scale around which a piece of music revolves. A song in a major key is based on a major scale. A song in a minor key is based on a minor scale. A song played in the 'key of C major' revolves around the seven notes of the C major scale – C, D, E, F, G, A, and B.