Consider Figure 6

Multiple Choice

Consider figure 6.3 In the text and perform the exercise. Why does the tip of the pencil seem to disappear?

A) Light reflected from the pencil tip is coming into contact only with photoreceptors in the fovea.
B) Light reflected from the pencil tip is coming into contact with blood vessels rather than photoreceptors.
C) No light is being reflected from the pencil tip.
D) Both eyes must be open to properly focus on an object at this distance.