1. I think I see Bob approaching me from a distance, but as the man gets closer to me, I realize it is not Bob. a. Perception: top-down processing b. Perception: selective attention c. Perception: closure d. Sensation: sight or vision

Correct

a. Perception: top-down processing

Explanation:

Top-down processing is  a situation when we have our perception with a larger idea before working our way toward more detailed information about it. In case of Bob of the man approaching whom I assume to be Bob, the scenario could be explained as a top-down processing due to the fact that, I assumed him to be Bob because of some of his broad features but became otherwise, when detailed information about the man became clearer to me.

well considering i can't see the graph, it's probably prices