Hello! When farming techniques rose and they were able to grow plants, this led to more civilizations and not having to move place to place. With all of the surpluses, they had to manage it somehow, so they made a government to help manage the civilizations, which all ties into the political class. The answer is B: political.
The Hellenistic Age was characterized by "advancements in science and culture in the final era of ancient Greece." This is considered to be one of the most spectacular ages in Greek history for its sweeping improvements in the arts and sciences.