The painting above is an example of how an artist can use to create a desired mood or affect.
a.

analogous colors

c.

symbolic meaning
b.

intensity and shading

d.

complimentary colors

The painting above is an example of how an artist can use complimentary colors to create a desired mood or affect.

d.  complimentary colors

Explanation:

Complimentary colors are the pair of colors which when mixed together produce greyscale colors like black and white.

When placed adjacent to each other they create the strongest contrast of colors placed. Hence, The painting is a good example of how can an artist use complimemtary colors to create a desired mood or affect.

b. an anonymous prisoner from the warsaw ghetto

i think the answer is disc jockeys