Question

In which battle did the Athenian navy decisively defeat a large Persian fleet and save Greece from invasion?
a. Battle of Thermopylae
b. Battle of Salamis
c. Battle of Ephesus
d. Battle of Marathon

Answer 1

It was in the "b. Battle of Salamis" that the Athenian navy decisively defeated a large Persian fleet and saved Greece from invasion, since this marked a major turning point in the war. 

Answer 2

Answer:

It was in the "b. Battle of Salamis" that the Athenian navy decisively defeated a large Persian fleet and saved Greece from invasion, since this marked a major turning point in the war.

Explanation:

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