Answer: C Major is one of the most common keys used in the musical instrument. The notes of the C Major scale are the notes used to write songs in the key of C Major
Step-by-step explanation:
The pattern for building a major scale is:
W-W-H-W-W-W-H
To build a major scale starts with W-W-H and ends with W-W-H. The W-W-H pattern is called a "tetrachord".