Question

Which event led most directly to a decline in the political power of ancient Greek city-states in the Mediterranean Sea?

A. Fighting between city-states led to the Peloponnese War.

B. Alexander the Greek committed the Macedonian army to a costly war campaign in the Middle East.

C. The ancient Greek city-states could not unite and overcome the threat presented by the Persian Empire.

D. The ancient Roman army conquered Carthage.


PLEASE HELP