Which statement correctly describes relations between Athens and Sparta leading up to the Peloponnesian War?
A
Sparta was a strong ally of Athens because the two city-states had similar forms of government.B
Sparta was a strong ally of Athens because the two city-states were both military societies.C
Sparta resented the growing power of Athens, which controlled the city-states of the Delian League.D
Sparta resented the growing power of Athens, which had fought the city-states of the Delian League.