It looks like maybe some kind of news reporter stage. Maybe like something important is happening, from the possible screen on the right it kinda looks similar to a building so possibly something to do with a news report on 9/11.
Answer:
The artist is trying to say that even in the darkest times there is light .
Answer:
So, we kind of use real humans as an example. Whatever complexion that we are going to use, we try to match it while using someone as a reference.
The same goes for shading.