Individuals would not like to pay to teach another person's kids.
Answer:
This instability was the context for the emergence of Greek city-states. Without a powerful, centralized state, smaller governing bodies created political order. One such type of governing body was the city-state or polis. Initially, the term polis referred to a fortified area or citadel which offered protection during times of war. Because of the relative safety these structures afforded, people flocked to them and set up communities and commercial centers. Over time, poleis—the plural of polis—became urban centers whose power and influence extended to the surrounding agricultural regions, which provided resources and paid taxes.
Answer:
Ideas moved from place to place as Islam spread through conquest and trade.
Explanation:
