D) Express him/herself. The best creative minds do not use money or controversy to create great works of art, although that may be part of the end result. The creative mind simply does not work in that manner and great art is based more on emotion and feeling rather than more esoteric concerns such as making money. Witness some of the best, such as Van Gogh or Rubens who did not create wealth but rather struggled and their works were most recognized post mortem.
Well Rembrandt built up colors and textures in his paintings through the use of layering (also sometimes used multi-layers) and also some of the paintings were thick, he used a strategy called "IMPASTO"
Mesopotamia means the land between two rivers since cuz of the Tigris and the Euphrates. BTW search on YouTube Mr.Nicky’s Mesopotamia song. It helped me when I had to learn about this in 6th grade.