The answer is "3). It appears to have been created to mark the unification of Egypt."
It isn't 1, as the Palette of Narmer is an Egyptian artwork, not Sumerian.
It isn't 2, as it doesn't feature cuneiform, but hieroglyphs.
It isn't 4, as the art isn't Mesopotamian, but Egyptian.
B is the answer hope this helps
To complete the sentence, in Masaccio's Holy trinity, it can be seen that the vanishing point is centered in the middle of the horizon line which is directly in front of the viewer. In the arts, the vanishing point refers to the point where two parallel lines seem to converge.