It's probably important to have realistic interpretation because then the artist's audience can actually relate to it. The role of the artist has change ( if any) may have been the fact that now not only do they speak for themselves, their art now expresses other people's feelings too that can not express on their own.
A musical instrument is being used in order to make musical sounds.The consort that is made of the same types of instruments is called a whole.Hope this is the right answer and would be of big help in this assignment.
D.Variation would be the correct answer here
I could be wrong but I believe the answer is C. 9 minutes