Complementary is a color scheme using one base color and its complement, the color on the exact opposite side of the color wheel. The base color is main and dominant, while the complementary color is used only as an accent. A combination of one warm and one cold color is always created.
No, I dont think an electric piano can go out of tune, but a digital piano can
I rate it a 9, you have some real talent! Keep working hard and you will for sure be going places!