There grew to be over 1,000 city-states in ancient Greece, but the main poleis were Athína (Athens), Spárti (Sparta), Kórinthos (Corinth), Thíva (Thebes), Siracusa (Syracuse), Égina (Aegina), Ródos (Rhodes), Árgos, Erétria, and Elis.
D because he/she can't change the majority opinion by making a new law or making a letter to the president etc... she can only write why she/he does not agree with the majority.