This is a question about geography. A "strait" (not "straight") is a narrow body of water that acts as a passageway between one larger body and another. In your shoes I would look up "Constantinople location" on the Internet.
Answer: Strait of Bosphorus.
Answer:
The Athens had an elected government (democracy), while the Spartans had a thing called Oligarchy (basically being ruled by a few). The Athens valued art and stuff while the Spartans valued the military.
Answer:
c.north Atlantic treaty organization
A. prison and asylum reform