PLEASE HELP!! How did the Persian Empire change after Xerxes I was defeated by the Greek
city-states?
A. Persian kings became more tolerant of different cultures.
B. The Persian Empire stopped expanding and began to decline,
C. Only Greeks were allowed to be kings of Persia.
D. The Persian military took control over the empire.

I'm pretty sure its B.

Explanation:

The Persians were defeated causing Xerxes to retreat back to Persia. After the first invasion, the Athenians built up a mighty fleet of ships called triremes. The Persian Empire was eventually conquered by the Greeks under the leadership of Alexander the Great.

the answer would be logic.

b. florence

d. milan