Question

How did the persians build a strong empire

Answer 1

Per the question in your picture:

Answer:

C-Athens had defeated Persia at the Battle of Salamis, so Persia supported Sparta.

Explanation:

The Peloponnesian Wars were between Athens and Sparta (Greek). Persia supported Sparta because Athens had defeated Persian so they became allies with Sparta.

How did the persians build a strong empire? By using a common currency

Answer 2

The different factors that contributed to Persia's major success as an influential empire were transportation, coordination, and their tolerance policy. One of the main reasons that the Persian Empire was so successful was because of their tolerance of non-Persian citizens living in Persia.