Which section of the passage most clearly foreshadows that ben won't be staying in town after graduation?

C.

Explanation:

This is the section that foreshadows that Ben will not be staying in town after graduation. In this passage, we learn that Ben is visiting the bookstore with the intention of saying goodbye. He recalls all the experiences he had in this store, and thinks of how things have changed. In this section specifically, he asks for a map of the country, indicating he is probably going to travel. By putting both ideas together, we can conclude he is leaving the town after graduation.