Answer:
trade was a significant part of the economy of the Persian Empire. By exchanging with different terrains, the Persian Empire amassed an incredible royal riches. The Persian Empire had a broad street arrangement of exchange courses, and the streets were kept up by the state to energize exchange. Notwithstanding exchanging over land, the brokers of the Persian Empire payed incredible regard for seaborne chances of exchange. So as to scan for progressively regular assets and new exchange advertises, the state put resources into an incredible number of marine campaigns and voyages. One of the greatest achievements that the Persian Empire made in exchange courses was an undertaking begun by the Egyptians that King Darius finished.
Explanation: