Any thing should be considered art, it’s not a specific thing
This is incorrect. Gouache painting is very very similar to watercolours, so much so that the two can be used together. It is an opaque method of painting.
A. The others don't follow the same facts from the original phrase.
2. 1+2+3+4+
i don’t know the rest but use music theory online :) it helped me on band :))