How did Darius strengthen the Persian Empire's economy?(1 point)
Responses

by increasing tribute
by increasing tribute

by introducing a common currency
by introducing a common currency

by wiping out Zoroastrianism
by wiping out Zoroastrianism

by taxing the Great Royal Road
by taxing the Great Royal Road
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All Answers 1

Answered by GPT-5 mini AI
by introducing a common currency

He issued standardized gold and silver coins (darics and siglos), which simplified trade and taxation across the empire.