The relative key is the one with the same key signature. For C major, it's A minor.
The relative major to c minor is Eb major.
The relative minor of E major is C# minor.
Not sure what "greewhat" is but the relative minor of Eflat major is C minor.
A minor scale begins on the sixth step of its relative major scale. For example, the A minor scale is the relative minor of C major, and it starts on the sixth degree of the C major scale. This relationship allows the minor scale to share the same key signature as its relative major scale.
The relative minor of Eb Major is C minor.
The relative minor key of C major is A minor, and the relative major key of A minor is C major.
The relative major to c minor is Eb major.
The relative minor of the major key of C major is A minor.
The relative minor key of C major is A minor.
The relative minor key of C major is A minor.
The major key of the C major scale is C major, and the relative minor key is A minor.
The relative major to C minor is E-flat major.
The relative minor of E major is C# minor.
The relative minor of C major is A minor, and the relative majors of C major are G major and F major.
The relative major key of C minor is E flat major.
The relative major of the key of C minor is E flat major.
The relative major key of A minor is C major.