Which of the Following Was a Major Difference Between Greek

Which of the following was a major difference between Greek city-states such as Athens and Hellenistic cities such as Alexandria?

A) Athenians continued to speak Greek,while Alexandrians spoke demotic Egyptian.
B) Athenians were citizens of and loyal to their city of birth,while Alexandrians were citizens of the "whole world" of Hellenistic states.
C) Athenians were cosmopolitans,conquerors of the "whole world," while the people of Alexandria were subjugated by Greek armies under Alexander the Great.
D) Athenians became citizens of the Ptolemaic Empire,while Alexandrians became citizens of the Seleucid Empire.