What action did Sparta take against a defeated Athens? A=destroyed the city state and surrounding lands
B=burned all of the city’s ships and temples
C=replaced the city’s democracy with an oligarchy
D=enslaved most of the city’s citizen

b

Explanation:

Athens did not crumble as expected, winning a string of naval victories against Sparta, which sought monetary and weapons support from the Persian Empire. Under the Spartan general Lysander, the war raged for another decade. By in 405 B.C. Lysander decimated the Athenian fleet in battle and then held Athens under siege, forcing it to surrender to Sparta in 404 B.C.

not sure might be he acquired the entire oregon territory from great britain