How did the geography of greece explain the rise and development of the greek city-state?

One major reason why ancient Greece was dominated by small city-states and independent towns, rather than by one all-powerful king, is its geography. The country's mountainous terrain, many isolated valleys, and numerous offshore islands encouraged the formation of many local centers of power, rather than one all-powerful capital.

"The economy was strong and poverty in big cities was declining" is the statement among the following choices given in the question that best illustrates the social and political climate of the United States during the 1960s. The correct option among all the options that are given in the question is option "a".