Different colors express different moods, for example we often associate red with anger, blue with sadness. So the color can affect the mood set for you artwork. Also, in like abstract drawings it can help you because we often associate colors with certain landscapes.
Line conventions............lines can only be thick or thin. Thick is 0.6mm and thin is 0.3mm.
A place where music is performed is: an <u><em>Auditorium.</em></u>
Keeping it simple means that the reason for your photograph is clear and understandable.
A vocal ensemble would be inappropriate to perform when the music is in a Baroque keyboard fugue. During the Baroque era, the main focus in writing a fugue is only the compositional structure of the lyrics. In addition, this fugue is known to be accompanied by 500 harpsichord sonatas.