Whatever you put for II, needs to mirror I. which is "Chapter 1". Secondary characters doesn't fit into the outline at all with what has been given to you. The same can be said for C and D. B, C, and D, would all fit under the A, B, and C of the outline. A. Chapter 2 is the only answer that mirrors I. The answer is A.
Sontag says that suffering is one thing, another thing is to live with the photographed images of suffering that do not always strengthen the conscience and capacity of the compassionate being. Also the images can corrupt. Images anesthetize. Photography can quiet conscience or awaken it.