"Advocacy." It means that an individual provides aid to another for the purposes of improving society through activities that can impact the policy process. Advocacy means to represent and be empathetic towards clientelle that may have experienced the marginalizations of the society. Advocacy means that the person is there to help and it is the basis of societal cohesion.
For purposes of these photos, it portrays an art and just as any painting, it used what was available to capture the eye of the beholder, thus, it was manufactured and created resulting in the final product, the photographs.