Correct answer choice is :
A) They were ruled by one powerful individual.
Step-by-step explanation:
In both cases, you have governments that operate over a small region of territory and are centralized on a comparatively large city. These small states often go to war with one another and are seldom overrun by a large outside realm which can capture these smaller states. In Greece, the mountainous area helped to protect the disunity of the region till the Macedonian Aggression.