Chiaroscuro is the arrangement of light and shadow. It was founded by Italian artists during the Renaissance. Today, it is referred to as Modeling or Shading.
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The vantage point can be indicated through many types of art principles. One of them is the difference in size and perspective. The other dancing pairs are angled, therefore, creating the viewer to be less attracted to that which is angled, and focus more upon the subject that is most present in the art, whereas the subject that is in the center. The vantage point is analyzed by the distance between objects, as well as, the location, of the subject in the background, middle gorund, and foreground.